307608035213 has 2 divisors, whose sum is σ = 307608035214. Its totient is φ = 307608035212.

The previous prime is 307608035159. The next prime is 307608035227. The reversal of 307608035213 is 312530806703.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169359410089 + 138248625124 = 411533^2 + 371818^2 .

It is a cyclic number.

It is not a de Polignac number, because 307608035213 - 2⁸ = 307608034957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (307608035243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153804017606 + 153804017607.

It is an arithmetic number, because the mean of its divisors is an integer number (153804017607).

Almost surely, 2^307608035213 is an apocalyptic number.

It is an amenable number.

307608035213 is a deficient number, since it is larger than the sum of its proper divisors (1).

307608035213 is an equidigital number, since it uses as much as digits as its factorization.

307608035213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 307608035213 in words is "three hundred seven billion, six hundred eight million, thirty-five thousand, two hundred thirteen".