1390336967 has 2 divisors, whose sum is σ = 1390336968. Its totient is φ = 1390336966.

The previous prime is 1390336963. The next prime is 1390337009. The reversal of 1390336967 is 7696330931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1390336967 - 2² = 1390336963 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1390336963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695168483 + 695168484.

It is an arithmetic number, because the mean of its divisors is an integer number (695168484).

Almost surely, 2^1390336967 is an apocalyptic number.

1390336967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1390336967 is an equidigital number, since it uses as much as digits as its factorization.

1390336967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 551124, while the sum is 47.

The square root of 1390336967 is about 37287.2225702049. Note that the first 3 decimals coincide. The cubic root of 1390336967 is about 1116.1092052686.

The spelling of 1390336967 in words is "one billion, three hundred ninety million, three hundred thirty-six thousand, nine hundred sixty-seven".