120954579 has 4 divisors (see below), whose sum is σ = 161272776. Its totient is φ = 80636384.

The previous prime is 120954577. The next prime is 120954601. The reversal of 120954579 is 975459021.

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

It is a cyclic number.

It is not a de Polignac number, because 120954579 - 2¹ = 120954577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120954579.

It is not an unprimeable number, because it can be changed into a prime (120954577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20159094 + ... + 20159099.

It is an arithmetic number, because the mean of its divisors is an integer number (40318194).

Almost surely, 2^120954579 is an apocalyptic number.

120954579 is a deficient number, since it is larger than the sum of its proper divisors (40318197).

120954579 is an equidigital number, since it uses as much as digits as its factorization.

120954579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40318196.

The product of its (nonzero) digits is 113400, while the sum is 42.

The square root of 120954579 is about 10997.9352153029. The cubic root of 120954579 is about 494.5468478086.

The spelling of 120954579 in words is "one hundred twenty million, nine hundred fifty-four thousand, five hundred seventy-nine".