308545113 has 16 divisors (see below), whose sum is σ = 417666816. Its totient is φ = 202576080.

The previous prime is 308545099. The next prime is 308545129. The reversal of 308545113 is 311545803.

It is not a de Polignac number, because 308545113 - 2¹⁴ = 308528729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (308545163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84618 + ... + 88188.

It is an arithmetic number, because the mean of its divisors is an integer number (26104176).

Almost surely, 2^308545113 is an apocalyptic number.

It is an amenable number.

308545113 is a deficient number, since it is larger than the sum of its proper divisors (109121703).

308545113 is a wasteful number, since it uses less digits than its factorization.

308545113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 308545113 is about 17565.4522572008. The cubic root of 308545113 is about 675.7295179982.

The spelling of 308545113 in words is "three hundred eight million, five hundred forty-five thousand, one hundred thirteen".