260465431 has 2 divisors, whose sum is σ = 260465432. Its totient is φ = 260465430.

The previous prime is 260465407. The next prime is 260465477. The reversal of 260465431 is 134564062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260465431 - 2²³ = 252076823 is a prime.

It is a super-2 number, since 2×260465431² = 135684481492031522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 260465393 and 260465402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260468431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130232715 + 130232716.

It is an arithmetic number, because the mean of its divisors is an integer number (130232716).

Almost surely, 2^260465431 is an apocalyptic number.

260465431 is a deficient number, since it is larger than the sum of its proper divisors (1).

260465431 is an equidigital number, since it uses as much as digits as its factorization.

260465431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 260465431 is about 16138.9414460800. The cubic root of 260465431 is about 638.6310509801.

The spelling of 260465431 in words is "two hundred sixty million, four hundred sixty-five thousand, four hundred thirty-one".