1364929409 has 2 divisors, whose sum is σ = 1364929410. Its totient is φ = 1364929408.

The previous prime is 1364929361. The next prime is 1364929417. The reversal of 1364929409 is 9049294631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 721191025 + 643738384 = 26855^2 + 25372^2 .

It is a cyclic number.

It is not a de Polignac number, because 1364929409 - 2¹² = 1364925313 is a prime.

It is a super-3 number, since 3×1364929409³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1364929469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 682464704 + 682464705.

It is an arithmetic number, because the mean of its divisors is an integer number (682464705).

Almost surely, 2^1364929409 is an apocalyptic number.

It is an amenable number.

1364929409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1364929409 is an equidigital number, since it uses as much as digits as its factorization.

1364929409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 47.

The square root of 1364929409 is about 36944.9510623576. The cubic root of 1364929409 is about 1109.2686275885.

The spelling of 1364929409 in words is "one billion, three hundred sixty-four million, nine hundred twenty-nine thousand, four hundred nine".