120709982 has 4 divisors (see below), whose sum is σ = 181064976. Its totient is φ = 60354990.

The previous prime is 120709961. The next prime is 120709997. The reversal of 120709982 is 289907021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 289907021 = 13421 ⋅21601.

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, 30177494 + ... + 30177497.

It is an arithmetic number, because the mean of its divisors is an integer number (45266244).

Almost surely, 2^120709982 is an apocalyptic number.

120709982 is a deficient number, since it is larger than the sum of its proper divisors (60354994).

120709982 is an equidigital number, since it uses as much as digits as its factorization.

120709982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60354993.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 120709982 is about 10986.8094549783. The cubic root of 120709982 is about 494.2132616883.

The spelling of 120709982 in words is "one hundred twenty million, seven hundred nine thousand, nine hundred eighty-two".