45512541 has 12 divisors (see below), whose sum is σ = 66855360. Its totient is φ = 29827080.

The previous prime is 45512539. The next prime is 45512549. The reversal of 45512541 is 14521554.

It is not a de Polignac number, because 45512541 - 2¹ = 45512539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45512549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42325 + ... + 43386.

It is an arithmetic number, because the mean of its divisors is an integer number (5571280).

Almost surely, 2^45512541 is an apocalyptic number.

It is an amenable number.

45512541 is a deficient number, since it is larger than the sum of its proper divisors (21342819).

45512541 is a wasteful number, since it uses less digits than its factorization.

45512541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85776 (or 85773 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 45512541 is about 6746.2983183372. The cubic root of 45512541 is about 357.0346457914.

It can be divided in two parts, 455 and 12541, that added together give a square (12996 = 114²).

The spelling of 45512541 in words is "forty-five million, five hundred twelve thousand, five hundred forty-one".