120680061139 has 4 divisors (see below), whose sum is σ = 131650975800. Its totient is φ = 109709146480.

The previous prime is 120680061133. The next prime is 120680061149. The reversal of 120680061139 is 931160086021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120680061139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120680061098 and 120680061107.

It is not an unprimeable number, because it can be changed into a prime (120680061133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5485457314 + ... + 5485457335.

It is an arithmetic number, because the mean of its divisors is an integer number (32912743950).

Almost surely, 2^120680061139 is an apocalyptic number.

120680061139 is a deficient number, since it is larger than the sum of its proper divisors (10970914661).

120680061139 is a wasteful number, since it uses less digits than its factorization.

120680061139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10970914660.

The product of its (nonzero) digits is 15552, while the sum is 37.

The spelling of 120680061139 in words is "one hundred twenty billion, six hundred eighty million, sixty-one thousand, one hundred thirty-nine".