45751049 has 2 divisors, whose sum is σ = 45751050. Its totient is φ = 45751048.

The previous prime is 45751001. The next prime is 45751091. The reversal of 45751049 is 94015754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40195600 + 5555449 = 6340^2 + 2357^2 .

It is a cyclic number.

It is not a de Polignac number, because 45751049 - 2¹⁶ = 45685513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45751249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22875524 + 22875525.

It is an arithmetic number, because the mean of its divisors is an integer number (22875525).

Almost surely, 2^45751049 is an apocalyptic number.

It is an amenable number.

45751049 is a deficient number, since it is larger than the sum of its proper divisors (1).

45751049 is an equidigital number, since it uses as much as digits as its factorization.

45751049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 45751049 is about 6763.9521731012. The cubic root of 45751049 is about 357.6572382800.

The spelling of 45751049 in words is "forty-five million, seven hundred fifty-one thousand, forty-nine".