534542551 has 4 divisors (see below), whose sum is σ = 536897592. Its totient is φ = 532187512.

The previous prime is 534542539. The next prime is 534542557. The reversal of 534542551 is 155245435.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 534542551 - 2¹⁵ = 534509783 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 (534542557) 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, 1177180 + ... + 1177633.

It is an arithmetic number, because the mean of its divisors is an integer number (134224398).

Almost surely, 2^534542551 is an apocalyptic number.

534542551 is a deficient number, since it is larger than the sum of its proper divisors (2355041).

534542551 is a wasteful number, since it uses less digits than its factorization.

534542551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2355040.

The product of its digits is 60000, while the sum is 34.

The square root of 534542551 is about 23120.1762752796. The cubic root of 534542551 is about 811.5726956344.

Adding to 534542551 its reverse (155245435), we get a palindrome (689787986).

The spelling of 534542551 in words is "five hundred thirty-four million, five hundred forty-two thousand, five hundred fifty-one".