374139019 has 2 divisors, whose sum is σ = 374139020. Its totient is φ = 374139018.

The previous prime is 374139011. The next prime is 374139037. The reversal of 374139019 is 910931473.

It is a weak prime.

It is an emirp because it is prime and its reverse (910931473) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 374139019 - 2³ = 374139011 is a prime.

It is a super-2 number, since 2×374139019² = 279960011076564722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (374139011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187069509 + 187069510.

It is an arithmetic number, because the mean of its divisors is an integer number (187069510).

Almost surely, 2^374139019 is an apocalyptic number.

374139019 is a deficient number, since it is larger than the sum of its proper divisors (1).

374139019 is an equidigital number, since it uses as much as digits as its factorization.

374139019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 374139019 is about 19342.6735225511. The cubic root of 374139019 is about 720.5724735881.

The spelling of 374139019 in words is "three hundred seventy-four million, one hundred thirty-nine thousand, nineteen".