11025512142 has 32 divisors (see below), whose sum is σ = 22782366720. Its totient is φ = 3553488960.

The previous prime is 11025512101. The next prime is 11025512153. The reversal of 11025512142 is 24121552011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190834 + ... + 241802.

It is an arithmetic number, because the mean of its divisors is an integer number (711948960).

Almost surely, 2^11025512142 is an apocalyptic number.

11025512142 is an abundant number, since it is smaller than the sum of its proper divisors (11756854578).

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

11025512142 is a wasteful number, since it uses less digits than its factorization.

11025512142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52168.

The product of its (nonzero) digits is 800, while the sum is 24.

The spelling of 11025512142 in words is "eleven billion, twenty-five million, five hundred twelve thousand, one hundred forty-two".