45456507 has 6 divisors (see below), whose sum is σ = 65659412. Its totient is φ = 30304332.

The previous prime is 45456503. The next prime is 45456539. The reversal of 45456507 is 70565454.

It is a happy number.

It is not a de Polignac number, because 45456507 - 2² = 45456503 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45456503) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2525353 + ... + 2525370.

Almost surely, 2^45456507 is an apocalyptic number.

45456507 is a deficient number, since it is larger than the sum of its proper divisors (20202905).

45456507 is a wasteful number, since it uses less digits than its factorization.

45456507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050729 (or 5050726 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 45456507 is about 6742.1440951674. The cubic root of 45456507 is about 356.8880613199. Note that the first 3 decimals are identical.

The spelling of 45456507 in words is "forty-five million, four hundred fifty-six thousand, five hundred seven".