373613213 has 2 divisors, whose sum is σ = 373613214. Its totient is φ = 373613212.

The previous prime is 373613203. The next prime is 373613231. The reversal of 373613213 is 312316373.

Together with next prime (373613231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 373339684 + 273529 = 19322^2 + 523^2 .

It is an emirp because it is prime and its reverse (312316373) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 373613213 - 2²⁸ = 105177757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (373613203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186806606 + 186806607.

It is an arithmetic number, because the mean of its divisors is an integer number (186806607).

Almost surely, 2^373613213 is an apocalyptic number.

It is an amenable number.

373613213 is a deficient number, since it is larger than the sum of its proper divisors (1).

373613213 is an equidigital number, since it uses as much as digits as its factorization.

373613213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 29.

The square root of 373613213 is about 19329.0768791476. The cubic root of 373613213 is about 720.2347569108.

Adding to 373613213 its reverse (312316373), we get a palindrome (685929586).

The spelling of 373613213 in words is "three hundred seventy-three million, six hundred thirteen thousand, two hundred thirteen".