260477731 has 2 divisors, whose sum is σ = 260477732. Its totient is φ = 260477730.

The previous prime is 260477719. The next prime is 260477741. The reversal of 260477731 is 137774062.

260477731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260477731 - 2⁵ = 260477699 is a prime.

It is a super-2 number, since 2×260477731² = 135697296693816722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (260477741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130238865 + 130238866.

It is an arithmetic number, because the mean of its divisors is an integer number (130238866).

Almost surely, 2^260477731 is an apocalyptic number.

260477731 is a deficient number, since it is larger than the sum of its proper divisors (1).

260477731 is an equidigital number, since it uses as much as digits as its factorization.

260477731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 37.

The square root of 260477731 is about 16139.3225074660. The cubic root of 260477731 is about 638.6411035467.

The spelling of 260477731 in words is "two hundred sixty million, four hundred seventy-seven thousand, seven hundred thirty-one".