497163731 has 2 divisors, whose sum is σ = 497163732. Its totient is φ = 497163730.

The previous prime is 497163679. The next prime is 497163739. The reversal of 497163731 is 137361794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 497163731 - 2¹⁰ = 497162707 is a prime.

It is a super-2 number, since 2×497163731² = 494343550843680722, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (497163739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248581865 + 248581866.

It is an arithmetic number, because the mean of its divisors is an integer number (248581866).

Almost surely, 2^497163731 is an apocalyptic number.

497163731 is a deficient number, since it is larger than the sum of its proper divisors (1).

497163731 is an equidigital number, since it uses as much as digits as its factorization.

497163731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 41.

The square root of 497163731 is about 22297.1686767625. The cubic root of 497163731 is about 792.1969138262.

The spelling of 497163731 in words is "four hundred ninety-seven million, one hundred sixty-three thousand, seven hundred thirty-one".