313132023187 has 2 divisors, whose sum is σ = 313132023188. Its totient is φ = 313132023186.

The previous prime is 313132023173. The next prime is 313132023251. The reversal of 313132023187 is 781320231313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313132023187 - 2³¹ = 310984539539 is a prime.

It is not a weakly prime, because it can be changed into another prime (313132023157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156566011593 + 156566011594.

It is an arithmetic number, because the mean of its divisors is an integer number (156566011594).

Almost surely, 2^313132023187 is an apocalyptic number.

313132023187 is a deficient number, since it is larger than the sum of its proper divisors (1).

313132023187 is an equidigital number, since it uses as much as digits as its factorization.

313132023187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 313132023187 in words is "three hundred thirteen billion, one hundred thirty-two million, twenty-three thousand, one hundred eighty-seven".