45773251 has 2 divisors, whose sum is σ = 45773252. Its totient is φ = 45773250.

The previous prime is 45773191. The next prime is 45773279. The reversal of 45773251 is 15237754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45773251 - 2⁹ = 45772739 is a prime.

It is not a weakly prime, because it can be changed into another prime (45776251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22886625 + 22886626.

It is an arithmetic number, because the mean of its divisors is an integer number (22886626).

Almost surely, 2^45773251 is an apocalyptic number.

45773251 is a deficient number, since it is larger than the sum of its proper divisors (1).

45773251 is an equidigital number, since it uses as much as digits as its factorization.

45773251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29400, while the sum is 34.

The square root of 45773251 is about 6765.5931742900. The cubic root of 45773251 is about 357.7150833789.

It can be divided in two parts, 457732 and 51, that multiplied together give a palindrome (23344332).

The spelling of 45773251 in words is "forty-five million, seven hundred seventy-three thousand, two hundred fifty-one".