11125161542 has 24 divisors (see below), whose sum is σ = 19213400232. Its totient is φ = 4790736000.

The previous prime is 11125161503. The next prime is 11125161557. The reversal of 11125161542 is 24516152111.

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, 692459 + ... + 708342.

It is an arithmetic number, because the mean of its divisors is an integer number (800558343).

Almost surely, 2^11125161542 is an apocalyptic number.

11125161542 is a deficient number, since it is larger than the sum of its proper divisors (8088238690).

11125161542 is a wasteful number, since it uses less digits than its factorization.

11125161542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400852 (or 1400833 counting only the distinct ones).

The product of its digits is 2400, while the sum is 29.

The spelling of 11125161542 in words is "eleven billion, one hundred twenty-five million, one hundred sixty-one thousand, five hundred forty-two".