1369400807 has 2 divisors, whose sum is σ = 1369400808. Its totient is φ = 1369400806.

The previous prime is 1369400719. The next prime is 1369400819. The reversal of 1369400807 is 7080049631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1369400807 - 2⁸ = 1369400551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1369400867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684700403 + 684700404.

It is an arithmetic number, because the mean of its divisors is an integer number (684700404).

Almost surely, 2^1369400807 is an apocalyptic number.

1369400807 is a deficient number, since it is larger than the sum of its proper divisors (1).

1369400807 is an equidigital number, since it uses as much as digits as its factorization.

1369400807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 1369400807 is about 37005.4159144307. The cubic root of 1369400807 is about 1110.4785986342.

The spelling of 1369400807 in words is "one billion, three hundred sixty-nine million, four hundred thousand, eight hundred seven".