11040660142 has 4 divisors (see below), whose sum is σ = 16560990216. Its totient is φ = 5520330070.

The previous prime is 11040660139. The next prime is 11040660157. The reversal of 11040660142 is 24106604011.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×11040660142² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760165034 + ... + 2760165037.

It is an arithmetic number, because the mean of its divisors is an integer number (4140247554).

Almost surely, 2^11040660142 is an apocalyptic number.

11040660142 is a deficient number, since it is larger than the sum of its proper divisors (5520330074).

11040660142 is an equidigital number, since it uses as much as digits as its factorization.

11040660142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5520330073.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 11040660142 in words is "eleven billion, forty million, six hundred sixty thousand, one hundred forty-two".