370020139 has 2 divisors, whose sum is σ = 370020140. Its totient is φ = 370020138.

The previous prime is 370020107. The next prime is 370020173. The reversal of 370020139 is 931020073.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 370020139 - 2⁵ = 370020107 is a prime.

It is not a weakly prime, because it can be changed into another prime (370050139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185010069 + 185010070.

It is an arithmetic number, because the mean of its divisors is an integer number (185010070).

Almost surely, 2^370020139 is an apocalyptic number.

370020139 is a deficient number, since it is larger than the sum of its proper divisors (1).

370020139 is an equidigital number, since it uses as much as digits as its factorization.

370020139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 370020139 is about 19235.9075429261. The cubic root of 370020139 is about 717.9184601035.

The spelling of 370020139 in words is "three hundred seventy million, twenty thousand, one hundred thirty-nine".