15104002 has 4 divisors (see below), whose sum is σ = 22656006. Its totient is φ = 7552000.

The previous prime is 15103999. The next prime is 15104009. The reversal of 15104002 is 20040151.

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

It can be written as a sum of positive squares in only one way, i.e., 12880921 + 2223081 = 3589^2 + 1491^2 .

It is not an unprimeable number, because it can be changed into a prime (15104009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3775999 + ... + 3776002.

Almost surely, 2^15104002 is an apocalyptic number.

15104002 is a deficient number, since it is larger than the sum of its proper divisors (7552004).

15104002 is an equidigital number, since it uses as much as digits as its factorization.

15104002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7552003.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 15104002 is about 3886.3867537856. The cubic root of 15104002 is about 247.1898751452.

Adding to 15104002 its reverse (20040151), we get a palindrome (35144153).

The spelling of 15104002 in words is "fifteen million, one hundred four thousand, two".