264116731 has 2 divisors, whose sum is σ = 264116732. Its totient is φ = 264116730.

The previous prime is 264116729. The next prime is 264116753. The reversal of 264116731 is 137611462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 264116731 - 2¹ = 264116729 is a prime.

It is a super-2 number, since 2×264116731² = 139515295188252722, which contains 22 as substring.

Together with 264116729, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 264116693 and 264116702.

It is not a weakly prime, because it can be changed into another prime (264116771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132058365 + 132058366.

It is an arithmetic number, because the mean of its divisors is an integer number (132058366).

Almost surely, 2^264116731 is an apocalyptic number.

264116731 is a deficient number, since it is larger than the sum of its proper divisors (1).

264116731 is an equidigital number, since it uses as much as digits as its factorization.

264116731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 31.

The square root of 264116731 is about 16251.6685604894. The cubic root of 264116731 is about 641.6014022413.

The spelling of 264116731 in words is "two hundred sixty-four million, one hundred sixteen thousand, seven hundred thirty-one".