534154609 has 4 divisors (see below), whose sum is σ = 539055220. Its totient is φ = 529254000.

The previous prime is 534154589. The next prime is 534154633. The reversal of 534154609 is 906451435.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 906451435 = 5 ⋅181290287.

It can be written as a sum of positive squares in 2 ways, for example, as 199374400 + 334780209 = 14120^2 + 18297^2 .

It is a cyclic number.

It is not a de Polignac number, because 534154609 - 2¹¹ = 534152561 is a prime.

It is a super-2 number, since 2×534154609² = 570642292631885762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534154669) 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, 2450142 + ... + 2450359.

It is an arithmetic number, because the mean of its divisors is an integer number (134763805).

Almost surely, 2^534154609 is an apocalyptic number.

It is an amenable number.

534154609 is a deficient number, since it is larger than the sum of its proper divisors (4900611).

534154609 is a wasteful number, since it uses less digits than its factorization.

534154609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4900610.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 534154609 is about 23111.7850673634. The cubic root of 534154609 is about 811.3763163002.

The spelling of 534154609 in words is "five hundred thirty-four million, one hundred fifty-four thousand, six hundred nine".