45031004 has 6 divisors (see below), whose sum is σ = 78804264. Its totient is φ = 22515500.

The previous prime is 45030971. The next prime is 45031009. The reversal of 45031004 is 40013054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45031009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5628872 + ... + 5628879.

It is an arithmetic number, because the mean of its divisors is an integer number (13134044).

Almost surely, 2^45031004 is an apocalyptic number.

It is an amenable number.

45031004 is a deficient number, since it is larger than the sum of its proper divisors (33773260).

45031004 is a wasteful number, since it uses less digits than its factorization.

45031004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11257755 (or 11257753 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 45031004 is about 6710.5144363156. The cubic root of 45031004 is about 355.7709990441.

Adding to 45031004 its reverse (40013054), we get a palindrome (85044058).

The spelling of 45031004 in words is "forty-five million, thirty-one thousand, four".