45458839 has 2 divisors, whose sum is σ = 45458840. Its totient is φ = 45458838.

The previous prime is 45458827. The next prime is 45458893. The reversal of 45458839 is 93885454.

Together with next prime (45458893) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45458839 - 2⁵ = 45458807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45458899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22729419 + 22729420.

It is an arithmetic number, because the mean of its divisors is an integer number (22729420).

Almost surely, 2^45458839 is an apocalyptic number.

45458839 is a deficient number, since it is larger than the sum of its proper divisors (1).

45458839 is an equidigital number, since it uses as much as digits as its factorization.

45458839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691200, while the sum is 46.

The square root of 45458839 is about 6742.3170349665. The cubic root of 45458839 is about 356.8941642139.

The spelling of 45458839 in words is "forty-five million, four hundred fifty-eight thousand, eight hundred thirty-nine".