11142511214 has 16 divisors (see below), whose sum is σ = 16882629120. Its totient is φ = 5515248120.

The previous prime is 11142511141. The next prime is 11142511231. The reversal of 11142511214 is 41211524111.

It is a self number, because there is not a number n which added to its sum of digits gives 11142511214.

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, 10049 + ... + 149619.

It is an arithmetic number, because the mean of its divisors is an integer number (1055164320).

Almost surely, 2^11142511214 is an apocalyptic number.

11142511214 is a deficient number, since it is larger than the sum of its proper divisors (5740117906).

11142511214 is a wasteful number, since it uses less digits than its factorization.

11142511214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139975.

The product of its digits is 320, while the sum is 23.

The spelling of 11142511214 in words is "eleven billion, one hundred forty-two million, five hundred eleven thousand, two hundred fourteen".