45041131 has 4 divisors (see below), whose sum is σ = 45804600. Its totient is φ = 44277664.

The previous prime is 45041123. The next prime is 45041137. The reversal of 45041131 is 13114054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45041131 - 2³ = 45041123 is a prime.

It is a super-2 number, since 2×45041131² = 4057406963518322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45041099 and 45041108.

It is not an unprimeable number, because it can be changed into a prime (45041137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381646 + ... + 381763.

It is an arithmetic number, because the mean of its divisors is an integer number (11451150).

Almost surely, 2^45041131 is an apocalyptic number.

45041131 is a deficient number, since it is larger than the sum of its proper divisors (763469).

45041131 is an equidigital number, since it uses as much as digits as its factorization.

45041131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763468.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 45041131 is about 6711.2689560172. The cubic root of 45041131 is about 355.7976667659.

Adding to 45041131 its reverse (13114054), we get a palindrome (58155185).

The spelling of 45041131 in words is "forty-five million, forty-one thousand, one hundred thirty-one".