45125407 has 4 divisors (see below), whose sum is σ = 45178560. Its totient is φ = 45072256.

The previous prime is 45125401. The next prime is 45125417. The reversal of 45125407 is 70452154.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45125407 - 2⁷ = 45125279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45125401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25282 + ... + 27007.

It is an arithmetic number, because the mean of its divisors is an integer number (11294640).

Almost surely, 2^45125407 is an apocalyptic number.

45125407 is a deficient number, since it is larger than the sum of its proper divisors (53153).

45125407 is an equidigital number, since it uses as much as digits as its factorization.

45125407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53152.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 45125407 is about 6717.5447151470. The cubic root of 45125407 is about 356.0194382981.

The spelling of 45125407 in words is "forty-five million, one hundred twenty-five thousand, four hundred seven".