719379631 has 2 divisors, whose sum is σ = 719379632. Its totient is φ = 719379630.

The previous prime is 719379601. The next prime is 719379659. The reversal of 719379631 is 136973917.

It is a strong prime.

It is an emirp because it is prime and its reverse (136973917) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 719379631 - 2⁷ = 719379503 is a prime.

It is a super-2 number, since 2×719379631² = 1035014106995392322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (719379601) 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, 359689815 + 359689816.

It is an arithmetic number, because the mean of its divisors is an integer number (359689816).

Almost surely, 2^719379631 is an apocalyptic number.

719379631 is a deficient number, since it is larger than the sum of its proper divisors (1).

719379631 is an equidigital number, since it uses as much as digits as its factorization.

719379631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 214326, while the sum is 46.

The square root of 719379631 is about 26821.2533450620. The cubic root of 719379631 is about 896.0234564006.

The spelling of 719379631 in words is "seven hundred nineteen million, three hundred seventy-nine thousand, six hundred thirty-one".