15135414 has 24 divisors (see below), whose sum is σ = 35213688. Its totient is φ = 4324320.

The previous prime is 15135397. The next prime is 15135433. The reversal of 15135414 is 41453151.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25447 + ... + 26034.

It is an arithmetic number, because the mean of its divisors is an integer number (1467237).

Almost surely, 2^15135414 is an apocalyptic number.

15135414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

15135414 is an abundant number, since it is smaller than the sum of its proper divisors (20078274).

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

15135414 is a wasteful number, since it uses less digits than its factorization.

15135414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51500 (or 51493 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 15135414 is about 3890.4259406908. The cubic root of 15135414 is about 247.3611178786.

Adding to 15135414 its reverse (41453151), we get a palindrome (56588565).

The spelling of 15135414 in words is "fifteen million, one hundred thirty-five thousand, four hundred fourteen".