13432019 has 2 divisors, whose sum is σ = 13432020. Its totient is φ = 13432018.

The previous prime is 13432009. The next prime is 13432033. The reversal of 13432019 is 91023431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13432019 - 2²⁰ = 12383443 is a prime.

It is a super-2 number, since 2×13432019² = 360838268832722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 13431985 and 13432003.

It is not a weakly prime, because it can be changed into another prime (13432009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6716009 + 6716010.

It is an arithmetic number, because the mean of its divisors is an integer number (6716010).

Almost surely, 2^13432019 is an apocalyptic number.

13432019 is a deficient number, since it is larger than the sum of its proper divisors (1).

13432019 is an equidigital number, since it uses as much as digits as its factorization.

13432019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 13432019 is about 3664.9718962088. The cubic root of 13432019 is about 237.7098068464.

The spelling of 13432019 in words is "thirteen million, four hundred thirty-two thousand, nineteen".