1390611319 has 2 divisors, whose sum is σ = 1390611320. Its totient is φ = 1390611318.

The previous prime is 1390611301. The next prime is 1390611421. The reversal of 1390611319 is 9131160931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1390611319 - 2⁹ = 1390610807 is a prime.

It is a super-2 number, since 2×1390611319² = 3867599681061839522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1390611619) 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, 695305659 + 695305660.

It is an arithmetic number, because the mean of its divisors is an integer number (695305660).

Almost surely, 2^1390611319 is an apocalyptic number.

1390611319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1390611319 is an equidigital number, since it uses as much as digits as its factorization.

1390611319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 1390611319 is about 37290.9012897248. The cubic root of 1390611319 is about 1116.1826135289.

The spelling of 1390611319 in words is "one billion, three hundred ninety million, six hundred eleven thousand, three hundred nineteen".