15040132 has 6 divisors (see below), whose sum is σ = 26320238. Its totient is φ = 7520064.

The previous prime is 15040127. The next prime is 15040133. The reversal of 15040132 is 23104051.

It can be written as a sum of positive squares in only one way, i.e., 14868736 + 171396 = 3856^2 + 414^2 .

It is not an unprimeable number, because it can be changed into a prime (15040133) 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 as a sum of consecutive naturals, namely, 1880013 + ... + 1880020.

Almost surely, 2^15040132 is an apocalyptic number.

It is an amenable number.

15040132 is a deficient number, since it is larger than the sum of its proper divisors (11280106).

15040132 is a wasteful number, since it uses less digits than its factorization.

15040132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3760037 (or 3760035 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 15040132 is about 3878.1609043463. The cubic root of 15040132 is about 246.8409538479.

Adding to 15040132 its reverse (23104051), we get a palindrome (38144183).

The spelling of 15040132 in words is "fifteen million, forty thousand, one hundred thirty-two".