45972851 has 2 divisors, whose sum is σ = 45972852. Its totient is φ = 45972850.

The previous prime is 45972841. The next prime is 45972853. The reversal of 45972851 is 15827954.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45972851 - 2²² = 41778547 is a prime.

It is a super-2 number, since 2×45972851² = 4227006058136402, which contains 22 as substring.

Together with 45972853, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 45972799 and 45972808.

It is not a weakly prime, because it can be changed into another prime (45972853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22986425 + 22986426.

It is an arithmetic number, because the mean of its divisors is an integer number (22986426).

Almost surely, 2^45972851 is an apocalyptic number.

45972851 is a deficient number, since it is larger than the sum of its proper divisors (1).

45972851 is an equidigital number, since it uses as much as digits as its factorization.

45972851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 41.

The square root of 45972851 is about 6780.3282368924. The cubic root of 45972851 is about 358.2342832536.

The spelling of 45972851 in words is "forty-five million, nine hundred seventy-two thousand, eight hundred fifty-one".