375783979 has 2 divisors, whose sum is σ = 375783980. Its totient is φ = 375783978.

The previous prime is 375783937. The next prime is 375784007. The reversal of 375783979 is 979387573.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 375783979 - 2¹⁹ = 375259691 is a prime.

It is not a weakly prime, because it can be changed into another prime (375783379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187891989 + 187891990.

It is an arithmetic number, because the mean of its divisors is an integer number (187891990).

Almost surely, 2^375783979 is an apocalyptic number.

375783979 is a deficient number, since it is larger than the sum of its proper divisors (1).

375783979 is an equidigital number, since it uses as much as digits as its factorization.

375783979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10001880, while the sum is 58.

The square root of 375783979 is about 19385.1484131538. The cubic root of 375783979 is about 721.6269657507.

The spelling of 375783979 in words is "three hundred seventy-five million, seven hundred eighty-three thousand, nine hundred seventy-nine".