45451005 has 16 divisors (see below), whose sum is σ = 73747584. Its totient is φ = 23898560.

The previous prime is 45450997. The next prime is 45451019. The reversal of 45451005 is 50015454.

It is not a de Polignac number, because 45451005 - 2³ = 45450997 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20274 + ... + 22403.

It is an arithmetic number, because the mean of its divisors is an integer number (4609224).

Almost surely, 2^45451005 is an apocalyptic number.

It is an amenable number.

45451005 is a deficient number, since it is larger than the sum of its proper divisors (28296579).

45451005 is a wasteful number, since it uses less digits than its factorization.

45451005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42756.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 45451005 is about 6741.7360523829. The cubic root of 45451005 is about 356.8736616408.

Adding to 45451005 its reverse (50015454), we get a palindrome (95466459).

The spelling of 45451005 in words is "forty-five million, four hundred fifty-one thousand, five".