16101439 has 2 divisors, whose sum is σ = 16101440. Its totient is φ = 16101438.

The previous prime is 16101433. The next prime is 16101443. The reversal of 16101439 is 93410161.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16101439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16101433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8050719 + 8050720.

It is an arithmetic number, because the mean of its divisors is an integer number (8050720).

Almost surely, 2^16101439 is an apocalyptic number.

16101439 is a deficient number, since it is larger than the sum of its proper divisors (1).

16101439 is an equidigital number, since it uses as much as digits as its factorization.

16101439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 16101439 is about 4012.6598410531. The cubic root of 16101439 is about 252.5156099228.

The spelling of 16101439 in words is "sixteen million, one hundred one thousand, four hundred thirty-nine".