45651513 has 4 divisors (see below), whose sum is σ = 60868688. Its totient is φ = 30434340.

The previous prime is 45651479. The next prime is 45651521. The reversal of 45651513 is 31515654.

45651513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 45651513 - 2⁸ = 45651257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45651553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7608583 + ... + 7608588.

It is an arithmetic number, because the mean of its divisors is an integer number (15217172).

Almost surely, 2^45651513 is an apocalyptic number.

It is an amenable number.

45651513 is a deficient number, since it is larger than the sum of its proper divisors (15217175).

45651513 is a wasteful number, since it uses less digits than its factorization.

45651513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15217174.

The product of its digits is 9000, while the sum is 30.

The square root of 45651513 is about 6756.5903383289. The cubic root of 45651513 is about 357.3976768793.

It can be divided in two parts, 45651 and 513, that added together give a palindrome (46164).

The spelling of 45651513 in words is "forty-five million, six hundred fifty-one thousand, five hundred thirteen".