45898397 has 2 divisors, whose sum is σ = 45898398. Its totient is φ = 45898396.

The previous prime is 45898381. The next prime is 45898403. The reversal of 45898397 is 79389854.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38613796 + 7284601 = 6214^2 + 2699^2 .

It is a cyclic number.

It is not a de Polignac number, because 45898397 - 2⁴ = 45898381 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45898297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22949198 + 22949199.

It is an arithmetic number, because the mean of its divisors is an integer number (22949199).

Almost surely, 2^45898397 is an apocalyptic number.

It is an amenable number.

45898397 is a deficient number, since it is larger than the sum of its proper divisors (1).

45898397 is an equidigital number, since it uses as much as digits as its factorization.

45898397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 53.

The square root of 45898397 is about 6774.8355699604. The cubic root of 45898397 is about 358.0407894391.

The spelling of 45898397 in words is "forty-five million, eight hundred ninety-eight thousand, three hundred ninety-seven".