45481954 has 16 divisors (see below), whose sum is σ = 80077248. Its totient is φ = 18965232.

The previous prime is 45481951. The next prime is 45481967. The reversal of 45481954 is 45918454.

It is a pancake number, because a pancake can be divided into 45481954 parts by 9537 straight cuts.

It is not an unprimeable number, because it can be changed into a prime (45481951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43384 + ... + 44419.

It is an arithmetic number, because the mean of its divisors is an integer number (5004828).

Almost surely, 2^45481954 is an apocalyptic number.

45481954 is a deficient number, since it is larger than the sum of its proper divisors (34595294).

45481954 is a wasteful number, since it uses less digits than its factorization.

45481954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87849.

The product of its digits is 115200, while the sum is 40.

The square root of 45481954 is about 6744.0309904389. The cubic root of 45481954 is about 356.9546453797.

The spelling of 45481954 in words is "forty-five million, four hundred eighty-one thousand, nine hundred fifty-four".