157146314309 has 2 divisors, whose sum is σ = 157146314310. Its totient is φ = 157146314308.

The previous prime is 157146314279. The next prime is 157146314317. The reversal of 157146314309 is 903413641751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130765408225 + 26380906084 = 361615^2 + 162422^2 .

It is a cyclic number.

It is not a de Polignac number, because 157146314309 - 2²⁴ = 157129537093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 157146314309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157146314389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78573157154 + 78573157155.

It is an arithmetic number, because the mean of its divisors is an integer number (78573157155).

Almost surely, 2^157146314309 is an apocalyptic number.

It is an amenable number.

157146314309 is a deficient number, since it is larger than the sum of its proper divisors (1).

157146314309 is an equidigital number, since it uses as much as digits as its factorization.

157146314309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 157146314309 in words is "one hundred fifty-seven billion, one hundred forty-six million, three hundred fourteen thousand, three hundred nine".