120993278 has 16 divisors (see below), whose sum is σ = 214570080. Its totient is φ = 50066016.

The previous prime is 120993277. The next prime is 120993283. The reversal of 120993278 is 872399021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120993277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148601 + ... + 149412.

It is an arithmetic number, because the mean of its divisors is an integer number (13410630).

Almost surely, 2^120993278 is an apocalyptic number.

120993278 is a deficient number, since it is larger than the sum of its proper divisors (93576802).

120993278 is a wasteful number, since it uses less digits than its factorization.

120993278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298051.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 120993278 is about 10999.6944503018. The cubic root of 120993278 is about 494.5995850369.

The spelling of 120993278 in words is "one hundred twenty million, nine hundred ninety-three thousand, two hundred seventy-eight".