537469631 has 2 divisors, whose sum is σ = 537469632. Its totient is φ = 537469630.

The previous prime is 537469609. The next prime is 537469633. The reversal of 537469631 is 136964735.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 537469631 - 2²⁶ = 470360767 is a prime.

It is a super-2 number, since 2×537469631² = 577747208494552322, which contains 22 as substring.

Together with 537469633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537469633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268734815 + 268734816.

It is an arithmetic number, because the mean of its divisors is an integer number (268734816).

Almost surely, 2^537469631 is an apocalyptic number.

537469631 is a deficient number, since it is larger than the sum of its proper divisors (1).

537469631 is an equidigital number, since it uses as much as digits as its factorization.

537469631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 44.

The square root of 537469631 is about 23183.3912747898. The cubic root of 537469631 is about 813.0513526696.

The spelling of 537469631 in words is "five hundred thirty-seven million, four hundred sixty-nine thousand, six hundred thirty-one".