1345624079 has 2 divisors, whose sum is σ = 1345624080. Its totient is φ = 1345624078.

The previous prime is 1345624057. The next prime is 1345624081. The reversal of 1345624079 is 9704265431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1345624079 - 2⁸ = 1345623823 is a prime.

Together with 1345624081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345624979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672812039 + 672812040.

It is an arithmetic number, because the mean of its divisors is an integer number (672812040).

Almost surely, 2^1345624079 is an apocalyptic number.

1345624079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345624079 is an equidigital number, since it uses as much as digits as its factorization.

1345624079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 1345624079 is about 36682.7490654667. The cubic root of 1345624079 is about 1104.0140065851.

The spelling of 1345624079 in words is "one billion, three hundred forty-five million, six hundred twenty-four thousand, seventy-nine".