45511953 has 4 divisors (see below), whose sum is σ = 60682608. Its totient is φ = 30341300.

The previous prime is 45511919. The next prime is 45511957. The reversal of 45511953 is 35911554.

45511953 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 a cyclic number.

It is not a de Polignac number, because 45511953 - 2²⁵ = 11957521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45511957) 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, 7585323 + ... + 7585328.

It is an arithmetic number, because the mean of its divisors is an integer number (15170652).

Almost surely, 2^45511953 is an apocalyptic number.

It is an amenable number.

45511953 is a deficient number, since it is larger than the sum of its proper divisors (15170655).

45511953 is a wasteful number, since it uses less digits than its factorization.

45511953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15170654.

The product of its digits is 13500, while the sum is 33.

The square root of 45511953 is about 6746.2547387421. The cubic root of 45511953 is about 357.0331082132.

It can be divided in two parts, 45511 and 953, that added together give a palindrome (46464).

The spelling of 45511953 in words is "forty-five million, five hundred eleven thousand, nine hundred fifty-three".