45024451 has 4 divisors (see below), whose sum is σ = 45183832. Its totient is φ = 44865072.

The previous prime is 45024389. The next prime is 45024491. The reversal of 45024451 is 15442054.

It is a happy number.

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 45024451 - 2¹³ = 45016259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45024491) 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, 79266 + ... + 79831.

It is an arithmetic number, because the mean of its divisors is an integer number (11295958).

Almost surely, 2^45024451 is an apocalyptic number.

45024451 is a deficient number, since it is larger than the sum of its proper divisors (159381).

45024451 is a wasteful number, since it uses less digits than its factorization.

45024451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159380.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 45024451 is about 6710.0261549416. The cubic root of 45024451 is about 355.7537407091.

The spelling of 45024451 in words is "forty-five million, twenty-four thousand, four hundred fifty-one".