45955397 has 2 divisors, whose sum is σ = 45955398. Its totient is φ = 45955396.

The previous prime is 45955333. The next prime is 45955411. The reversal of 45955397 is 79355954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23049601 + 22905796 = 4801^2 + 4786^2 .

It is a cyclic number.

It is not a de Polignac number, because 45955397 - 2⁶ = 45955333 is a prime.

It is a super-2 number, since 2×45955397² = 4223797026855218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45955297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22977698 + 22977699.

It is an arithmetic number, because the mean of its divisors is an integer number (22977699).

Almost surely, 2^45955397 is an apocalyptic number.

It is an amenable number.

45955397 is a deficient number, since it is larger than the sum of its proper divisors (1).

45955397 is an equidigital number, since it uses as much as digits as its factorization.

45955397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 850500, while the sum is 47.

The square root of 45955397 is about 6779.0410088743. The cubic root of 45955397 is about 358.1889419090.

The spelling of 45955397 in words is "forty-five million, nine hundred fifty-five thousand, three hundred ninety-seven".