45225269 has 2 divisors, whose sum is σ = 45225270. Its totient is φ = 45225268.

The previous prime is 45225241. The next prime is 45225277. The reversal of 45225269 is 96252254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37662769 + 7562500 = 6137^2 + 2750^2 .

It is a cyclic number.

It is not a de Polignac number, because 45225269 - 2⁸ = 45225013 is a prime.

It is a super-2 number, since 2×45225269² = 4090649912244722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45225569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22612634 + 22612635.

It is an arithmetic number, because the mean of its divisors is an integer number (22612635).

Almost surely, 2^45225269 is an apocalyptic number.

It is an amenable number.

45225269 is a deficient number, since it is larger than the sum of its proper divisors (1).

45225269 is an equidigital number, since it uses as much as digits as its factorization.

45225269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 35.

The square root of 45225269 is about 6724.9735315464. The cubic root of 45225269 is about 356.2818670991.

The spelling of 45225269 in words is "forty-five million, two hundred twenty-five thousand, two hundred sixty-nine".