351442979 has 2 divisors, whose sum is σ = 351442980. Its totient is φ = 351442978.

The previous prime is 351442963. The next prime is 351442991. The reversal of 351442979 is 979244153.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 351442979 - 2⁴ = 351442963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (351442279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175721489 + 175721490.

It is an arithmetic number, because the mean of its divisors is an integer number (175721490).

Almost surely, 2^351442979 is an apocalyptic number.

351442979 is a deficient number, since it is larger than the sum of its proper divisors (1).

351442979 is an equidigital number, since it uses as much as digits as its factorization.

351442979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 44.

The square root of 351442979 is about 18746.8125023962. The cubic root of 351442979 is about 705.6970313920.

The spelling of 351442979 in words is "three hundred fifty-one million, four hundred forty-two thousand, nine hundred seventy-nine".