1368311039 has 2 divisors, whose sum is σ = 1368311040. Its totient is φ = 1368311038.

The previous prime is 1368310997. The next prime is 1368311057. The reversal of 1368311039 is 9301138631.

It is a strong prime.

It is an emirp because it is prime and its reverse (9301138631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1368311039 - 2¹⁶ = 1368245503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1368311059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684155519 + 684155520.

It is an arithmetic number, because the mean of its divisors is an integer number (684155520).

Almost surely, 2^1368311039 is an apocalyptic number.

1368311039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1368311039 is an equidigital number, since it uses as much as digits as its factorization.

1368311039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 1368311039 is about 36990.6885445513. The cubic root of 1368311039 is about 1110.1839478173.

The spelling of 1368311039 in words is "one billion, three hundred sixty-eight million, three hundred eleven thousand, thirty-nine".