11525142 has 16 divisors (see below), whose sum is σ = 23083632. Its totient is φ = 3836160.

The previous prime is 11525117. The next prime is 11525159. The reversal of 11525142 is 24152511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7042 + ... + 8522.

It is an arithmetic number, because the mean of its divisors is an integer number (1442727).

Almost surely, 2^11525142 is an apocalyptic number.

11525142 is an abundant number, since it is smaller than the sum of its proper divisors (11558490).

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

11525142 is a wasteful number, since it uses less digits than its factorization.

11525142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783.

The product of its digits is 400, while the sum is 21.

The square root of 11525142 is about 3394.8699533266. The cubic root of 11525142 is about 225.8822447613.

Adding to 11525142 its reverse (24152511), we get a palindrome (35677653).

The spelling of 11525142 in words is "eleven million, five hundred twenty-five thousand, one hundred forty-two".