13709651 has 2 divisors, whose sum is σ = 13709652. Its totient is φ = 13709650.

The previous prime is 13709629. The next prime is 13709681. The reversal of 13709651 is 15690731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13709651 - 2¹⁸ = 13447507 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is equal to p₈₉₂₄₂₇ and since 13709651 and 892427 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (13709611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6854825 + 6854826.

It is an arithmetic number, because the mean of its divisors is an integer number (6854826).

Almost surely, 2^13709651 is an apocalyptic number.

13709651 is a deficient number, since it is larger than the sum of its proper divisors (1).

13709651 is an equidigital number, since it uses as much as digits as its factorization.

13709651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 13709651 is about 3702.6545882650. The cubic root of 13709651 is about 239.3364250775.

The spelling of 13709651 in words is "thirteen million, seven hundred nine thousand, six hundred fifty-one".