373057213 has 2 divisors, whose sum is σ = 373057214. Its totient is φ = 373057212.

The previous prime is 373057211. The next prime is 373057249. The reversal of 373057213 is 312750373.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 246427204 + 126630009 = 15698^2 + 11253^2 .

It is a cyclic number.

It is not a de Polignac number, because 373057213 - 2¹ = 373057211 is a prime.

Together with 373057211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (373057211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186528606 + 186528607.

It is an arithmetic number, because the mean of its divisors is an integer number (186528607).

Almost surely, 2^373057213 is an apocalyptic number.

It is an amenable number.

373057213 is a deficient number, since it is larger than the sum of its proper divisors (1).

373057213 is an equidigital number, since it uses as much as digits as its factorization.

373057213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13230, while the sum is 31.

The square root of 373057213 is about 19314.6890474582. The cubic root of 373057213 is about 719.8773022657.

The spelling of 373057213 in words is "three hundred seventy-three million, fifty-seven thousand, two hundred thirteen".