16013441 has 2 divisors, whose sum is σ = 16013442. Its totient is φ = 16013440.

The previous prime is 16013419. The next prime is 16013443. The reversal of 16013441 is 14431061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8151025 + 7862416 = 2855^2 + 2804^2 .

It is a cyclic number.

It is not a de Polignac number, because 16013441 - 2⁶ = 16013377 is a prime.

Together with 16013443, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_1031924 and since 16013441 and 1031924 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 (16013443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8006720 + 8006721.

It is an arithmetic number, because the mean of its divisors is an integer number (8006721).

Almost surely, 2^16013441 is an apocalyptic number.

It is an amenable number.

16013441 is a deficient number, since it is larger than the sum of its proper divisors (1).

16013441 is an equidigital number, since it uses as much as digits as its factorization.

16013441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 16013441 is about 4001.6797722956. The cubic root of 16013441 is about 252.0547510582.

The spelling of 16013441 in words is "sixteen million, thirteen thousand, four hundred forty-one".