120655249 has 16 divisors (see below), whose sum is σ = 142257024. Its totient is φ = 100886400.

The previous prime is 120655247. The next prime is 120655277. The reversal of 120655249 is 942556021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 120655249 - 2¹ = 120655247 is a prime.

It is a super-2 number, since 2×120655249² = 29115378222504002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120655247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43117 + ... + 45829.

It is an arithmetic number, because the mean of its divisors is an integer number (8891064).

Almost surely, 2^120655249 is an apocalyptic number.

It is an amenable number.

120655249 is a deficient number, since it is larger than the sum of its proper divisors (21601775).

120655249 is a wasteful number, since it uses less digits than its factorization.

120655249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3048.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 120655249 is about 10984.3183220444. The cubic root of 120655249 is about 494.1385540754.

The spelling of 120655249 in words is "one hundred twenty million, six hundred fifty-five thousand, two hundred forty-nine".