120775975 has 6 divisors (see below), whose sum is σ = 149762240. Its totient is φ = 96620760.

The previous prime is 120775957. The next prime is 120775979. The reversal of 120775975 is 579577021.

It is not a de Polignac number, because 120775975 - 2¹³ = 120767783 is a prime.

It is a super-2 number, since 2×120775975² = 29173672274401250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120775979) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2415495 + ... + 2415544.

Almost surely, 2^120775975 is an apocalyptic number.

120775975 is a deficient number, since it is larger than the sum of its proper divisors (28986265).

120775975 is an equidigital number, since it uses as much as digits as its factorization.

120775975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4831049 (or 4831044 counting only the distinct ones).

The product of its (nonzero) digits is 154350, while the sum is 43.

The square root of 120775975 is about 10989.8123277879. The cubic root of 120775975 is about 494.3033085745.

The spelling of 120775975 in words is "one hundred twenty million, seven hundred seventy-five thousand, nine hundred seventy-five".