537158885 has 4 divisors (see below), whose sum is σ = 644590668. Its totient is φ = 429727104.

The previous prime is 537158879. The next prime is 537158887. The reversal of 537158885 is 588851735.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 588851735 = 5 ⋅117770347.

It can be written as a sum of positive squares in 2 ways, for example, as 185558884 + 351600001 = 13622^2 + 18751^2 .

It is a cyclic number.

It is not a de Polignac number, because 537158885 - 2²⁴ = 520381669 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 (537158887) 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, 53715884 + ... + 53715893.

It is an arithmetic number, because the mean of its divisors is an integer number (161147667).

Almost surely, 2^537158885 is an apocalyptic number.

It is an amenable number.

537158885 is a deficient number, since it is larger than the sum of its proper divisors (107431783).

537158885 is a wasteful number, since it uses less digits than its factorization.

537158885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107431782.

The product of its digits is 1344000, while the sum is 50.

The square root of 537158885 is about 23176.6883958861. The cubic root of 537158885 is about 812.8946299152.

The spelling of 537158885 in words is "five hundred thirty-seven million, one hundred fifty-eight thousand, eight hundred eighty-five".