45045451 has 8 divisors (see below), whose sum is σ = 49203504. Its totient is φ = 40897920.

The previous prime is 45045443. The next prime is 45045479. The reversal of 45045451 is 15454054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45045451 - 2³ = 45045443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45045401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8335 + ... + 12631.

It is an arithmetic number, because the mean of its divisors is an integer number (6150438).

Almost surely, 2^45045451 is an apocalyptic number.

45045451 is a deficient number, since it is larger than the sum of its proper divisors (4158053).

45045451 is a wasteful number, since it uses less digits than its factorization.

45045451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5261.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 45045451 is about 6711.5907950351. The cubic root of 45045451 is about 355.8090415304.

The spelling of 45045451 in words is "forty-five million, forty-five thousand, four hundred fifty-one".