1370625979 has 2 divisors, whose sum is σ = 1370625980. Its totient is φ = 1370625978.

The previous prime is 1370625973. The next prime is 1370626001. The reversal of 1370625979 is 9795260731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1370625979 - 2¹¹ = 1370623931 is a prime.

It is not a weakly prime, because it can be changed into another prime (1370625973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685312989 + 685312990.

It is an arithmetic number, because the mean of its divisors is an integer number (685312990).

Almost surely, 2^1370625979 is an apocalyptic number.

1370625979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1370625979 is an equidigital number, since it uses as much as digits as its factorization.

1370625979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 714420, while the sum is 49.

The square root of 1370625979 is about 37021.9661687491. The cubic root of 1370625979 is about 1110.8096732999.

The spelling of 1370625979 in words is "one billion, three hundred seventy million, six hundred twenty-five thousand, nine hundred seventy-nine".