45852251 has 2 divisors, whose sum is σ = 45852252. Its totient is φ = 45852250.

The previous prime is 45852241. The next prime is 45852253. The reversal of 45852251 is 15225854.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45852251 is a prime.

Together with 45852253, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45852253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22926125 + 22926126.

It is an arithmetic number, because the mean of its divisors is an integer number (22926126).

Almost surely, 2^45852251 is an apocalyptic number.

45852251 is a deficient number, since it is larger than the sum of its proper divisors (1).

45852251 is an equidigital number, since it uses as much as digits as its factorization.

45852251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16000, while the sum is 32.

The square root of 45852251 is about 6771.4290220012. The cubic root of 45852251 is about 357.9207584465.

The spelling of 45852251 in words is "forty-five million, eight hundred fifty-two thousand, two hundred fifty-one".