13992443 has 2 divisors, whose sum is σ = 13992444. Its totient is φ = 13992442.

The previous prime is 13992437. The next prime is 13992449. The reversal of 13992443 is 34429931.

It is a balanced prime because it is at equal distance from previous prime (13992437) and next prime (13992449).

It is a cyclic number.

It is not a de Polignac number, because 13992443 - 2⁴ = 13992427 is a prime.

It is a super-2 number, since 2×13992443² = 391576922216498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13992449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6996221 + 6996222.

It is an arithmetic number, because the mean of its divisors is an integer number (6996222).

Almost surely, 2^13992443 is an apocalyptic number.

13992443 is a deficient number, since it is larger than the sum of its proper divisors (1).

13992443 is an equidigital number, since it uses as much as digits as its factorization.

13992443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 35.

The square root of 13992443 is about 3740.6474038594. The cubic root of 13992443 is about 240.9708532671.

The spelling of 13992443 in words is "thirteen million, nine hundred ninety-two thousand, four hundred forty-three".