1079723969121 has 32 divisors (see below), whose sum is σ = 1695668423680. Its totient is φ = 598301049024.

The previous prime is 1079723969111. The next prime is 1079723969143. The reversal of 1079723969121 is 1219693279701.

It is a happy number.

It is not a de Polignac number, because 1079723969121 - 2¹¹ = 1079723967073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1079723969111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4175590 + ... + 4426623.

It is an arithmetic number, because the mean of its divisors is an integer number (52989638240).

Almost surely, 2^{1079723969121} is an apocalyptic number.

It is an amenable number.

1079723969121 is a deficient number, since it is larger than the sum of its proper divisors (615944454559).

1079723969121 is a wasteful number, since it uses less digits than its factorization.

1079723969121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8602405.

The product of its (nonzero) digits is 2571912, while the sum is 57.

The spelling of 1079723969121 in words is "one trillion, seventy-nine billion, seven hundred twenty-three million, nine hundred sixty-nine thousand, one hundred twenty-one".