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534543901 = 1134730477
BaseRepresentation
bin11111110111000…
…111111000011101
31101020211122101021
4133313013320131
52043320401101
6125013044141
716150356013
oct3767077035
91336748337
10534543901
11254810821
1212b026651
138698b388
1450dc88b3
1531ddd5a1
hex1fdc7e1d

534543901 has 4 divisors (see below), whose sum is σ = 539274492. Its totient is φ = 529813312.

The previous prime is 534543883. The next prime is 534543949. The reversal of 534543901 is 109345435.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 109345435 = 521869087.

It can be written as a sum of positive squares in 2 ways, for example, as 4347225 + 530196676 = 2085^2 + 23026^2 .

It is a cyclic number.

It is not a de Polignac number, because 534543901 - 29 = 534543389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534543101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2365126 + ... + 2365351.

It is an arithmetic number, because the mean of its divisors is an integer number (134818623).

Almost surely, 2534543901 is an apocalyptic number.

It is an amenable number.

534543901 is a deficient number, since it is larger than the sum of its proper divisors (4730591).

534543901 is a wasteful number, since it uses less digits than its factorization.

534543901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4730590.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 534543901 is about 23120.2054705403. The cubic root of 534543901 is about 811.5733788493.

The spelling of 534543901 in words is "five hundred thirty-four million, five hundred forty-three thousand, nine hundred one".

Divisors: 1 113 4730477 534543901