16432651 has 2 divisors, whose sum is σ = 16432652. Its totient is φ = 16432650.

The previous prime is 16432613. The next prime is 16432667. The reversal of 16432651 is 15623461.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16432651 is a prime.

It is not a weakly prime, because it can be changed into another prime (16432681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8216325 + 8216326.

It is an arithmetic number, because the mean of its divisors is an integer number (8216326).

Almost surely, 2^16432651 is an apocalyptic number.

16432651 is a deficient number, since it is larger than the sum of its proper divisors (1).

16432651 is an equidigital number, since it uses as much as digits as its factorization.

16432651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 28.

The square root of 16432651 is about 4053.7206366497. The cubic root of 16432651 is about 254.2353152321.

The spelling of 16432651 in words is "sixteen million, four hundred thirty-two thousand, six hundred fifty-one".