537157487 has 2 divisors, whose sum is σ = 537157488. Its totient is φ = 537157486.

The previous prime is 537157477. The next prime is 537157541. The reversal of 537157487 is 784751735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 537157487 - 2²² = 532963183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537157477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268578743 + 268578744.

It is an arithmetic number, because the mean of its divisors is an integer number (268578744).

Almost surely, 2^537157487 is an apocalyptic number.

537157487 is a deficient number, since it is larger than the sum of its proper divisors (1).

537157487 is an equidigital number, since it uses as much as digits as its factorization.

537157487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 823200, while the sum is 47.

The square root of 537157487 is about 23176.6582362514. The cubic root of 537157487 is about 812.8939247063.

The spelling of 537157487 in words is "five hundred thirty-seven million, one hundred fifty-seven thousand, four hundred eighty-seven".