11061672142 has 4 divisors (see below), whose sum is σ = 16592508216. Its totient is φ = 5530836070.

The previous prime is 11061672137. The next prime is 11061672143. The reversal of 11061672142 is 24127616011.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11061672143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2765418034 + ... + 2765418037.

It is an arithmetic number, because the mean of its divisors is an integer number (4148127054).

Almost surely, 2^11061672142 is an apocalyptic number.

11061672142 is a deficient number, since it is larger than the sum of its proper divisors (5530836074).

11061672142 is an equidigital number, since it uses as much as digits as its factorization.

11061672142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5530836073.

The product of its (nonzero) digits is 4032, while the sum is 31.

The spelling of 11061672142 in words is "eleven billion, sixty-one million, six hundred seventy-two thousand, one hundred forty-two".