45075571 has 2 divisors, whose sum is σ = 45075572. Its totient is φ = 45075570.

The previous prime is 45075539. The next prime is 45075577. The reversal of 45075571 is 17557054.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45075571 - 2⁵ = 45075539 is a prime.

It is not a weakly prime, because it can be changed into another prime (45075577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22537785 + 22537786.

It is an arithmetic number, because the mean of its divisors is an integer number (22537786).

Almost surely, 2^45075571 is an apocalyptic number.

45075571 is a deficient number, since it is larger than the sum of its proper divisors (1).

45075571 is an equidigital number, since it uses as much as digits as its factorization.

45075571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24500, while the sum is 34.

The square root of 45075571 is about 6713.8342994149. The cubic root of 45075571 is about 355.8883287120. Note that the first 3 decimals are identical.

The spelling of 45075571 in words is "forty-five million, seventy-five thousand, five hundred seventy-one".