45532113 has 32 divisors (see below), whose sum is σ = 70502400. Its totient is φ = 25848000.

The previous prime is 45532093. The next prime is 45532121. The reversal of 45532113 is 31123554.

45532113 is nontrivially palindromic in base 15.

It is not a de Polignac number, because 45532113 - 2⁹ = 45531601 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45532013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62968 + ... + 63686.

It is an arithmetic number, because the mean of its divisors is an integer number (2203200).

Almost surely, 2^45532113 is an apocalyptic number.

It is an amenable number.

45532113 is a deficient number, since it is larger than the sum of its proper divisors (24970287).

45532113 is a wasteful number, since it uses less digits than its factorization.

45532113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853.

The product of its digits is 1800, while the sum is 24.

The square root of 45532113 is about 6747.7487356896. The cubic root of 45532113 is about 357.0858176259.

Adding to 45532113 its reverse (31123554), we get a palindrome (76655667).

It can be divided in two parts, 4553 and 2113, that added together give a palindrome (6666).

The spelling of 45532113 in words is "forty-five million, five hundred thirty-two thousand, one hundred thirteen".