313540499 has 2 divisors, whose sum is σ = 313540500. Its totient is φ = 313540498.

The previous prime is 313540483. The next prime is 313540519. The reversal of 313540499 is 994045313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313540499 - 2⁴ = 313540483 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (313540429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156770249 + 156770250.

It is an arithmetic number, because the mean of its divisors is an integer number (156770250).

Almost surely, 2^313540499 is an apocalyptic number.

313540499 is a deficient number, since it is larger than the sum of its proper divisors (1).

313540499 is an equidigital number, since it uses as much as digits as its factorization.

313540499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 313540499 is about 17707.0748290055. The cubic root of 313540499 is about 679.3567294697.

It can be divided in two parts, 3135 and 40499, that added together give a palindrome (43634).

The spelling of 313540499 in words is "three hundred thirteen million, five hundred forty thousand, four hundred ninety-nine".