15116542 has 8 divisors (see below), whose sum is σ = 25914096. Its totient is φ = 6478512.

The previous prime is 15116537. The next prime is 15116551. The reversal of 15116542 is 24561151.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539863 + ... + 539890.

It is an arithmetic number, because the mean of its divisors is an integer number (3239262).

Almost surely, 2^15116542 is an apocalyptic number.

15116542 is a deficient number, since it is larger than the sum of its proper divisors (10797554).

15116542 is a wasteful number, since it uses less digits than its factorization.

15116542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079762.

The product of its digits is 1200, while the sum is 25.

The square root of 15116542 is about 3887.9997427983. Note that the first 3 decimals coincide. The cubic root of 15116542 is about 247.2582654870.

Adding to 15116542 its reverse (24561151), we get a palindrome (39677693).

The spelling of 15116542 in words is "fifteen million, one hundred sixteen thousand, five hundred forty-two".