45432345 has 32 divisors (see below), whose sum is σ = 83755008. Its totient is φ = 20599488.

The previous prime is 45432323. The next prime is 45432367. The reversal of 45432345 is 54323454.

45432345 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is an interprime number because it is at equal distance from previous prime (45432323) and next prime (45432367).

It is not a de Polignac number, because 45432345 - 2⁶ = 45432281 is a prime.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11632 + ... + 15038.

It is an arithmetic number, because the mean of its divisors is an integer number (2617344).

Almost surely, 2^45432345 is an apocalyptic number.

It is an amenable number.

45432345 is a deficient number, since it is larger than the sum of its proper divisors (38322663).

45432345 is a wasteful number, since it uses less digits than its factorization.

45432345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3549.

The product of its digits is 28800, while the sum is 30.

The square root of 45432345 is about 6740.3519937760. The cubic root of 45432345 is about 356.8248165598.

Adding to 45432345 its reverse (54323454), we get a palindrome (99755799).

The spelling of 45432345 in words is "forty-five million, four hundred thirty-two thousand, three hundred forty-five".