373036813 has 2 divisors, whose sum is σ = 373036814. Its totient is φ = 373036812.

The previous prime is 373036801. The next prime is 373036841. The reversal of 373036813 is 318630373.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 328987044 + 44049769 = 18138^2 + 6637^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-373036813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (373036883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186518406 + 186518407.

It is an arithmetic number, because the mean of its divisors is an integer number (186518407).

Almost surely, 2^373036813 is an apocalyptic number.

It is an amenable number.

373036813 is a deficient number, since it is larger than the sum of its proper divisors (1).

373036813 is an equidigital number, since it uses as much as digits as its factorization.

373036813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 373036813 is about 19314.1609447576. The cubic root of 373036813 is about 719.8641802707.

The spelling of 373036813 in words is "three hundred seventy-three million, thirty-six thousand, eight hundred thirteen".