187313323 has 2 divisors, whose sum is σ = 187313324. Its totient is φ = 187313322.

The previous prime is 187313317. The next prime is 187313353. The reversal of 187313323 is 323313781.

187313323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 187313323 - 2¹⁷ = 187182251 is a prime.

It is not a weakly prime, because it can be changed into another prime (187313353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93656661 + 93656662.

It is an arithmetic number, because the mean of its divisors is an integer number (93656662).

Almost surely, 2^187313323 is an apocalyptic number.

187313323 is a deficient number, since it is larger than the sum of its proper divisors (1).

187313323 is an equidigital number, since it uses as much as digits as its factorization.

187313323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 187313323 is about 13686.2457598861. The cubic root of 187313323 is about 572.1671099186.

The spelling of 187313323 in words is "one hundred eighty-seven million, three hundred thirteen thousand, three hundred twenty-three".