15102 has 12 divisors (see below), whose sum is σ = 32760. Its totient is φ = 5028.

The previous prime is 15101. The next prime is 15107. The reversal of 15102 is 20151.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 402 + ... + 437.

It is an arithmetic number, because the mean of its divisors is an integer number (2730).

2¹⁵¹⁰² is an apocalyptic number.

15102 is an abundant number, since it is smaller than the sum of its proper divisors (17658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15102 is a wasteful number, since it uses less digits than its factorization.

15102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 9.

The square root of 15102 is about 122.8901948896. The cubic root of 15102 is about 24.7178953183.

Adding to 15102 its reverse (20151), we get a palindrome (35253).

The spelling of 15102 in words is "fifteen thousand, one hundred two".