120634459 has 6 divisors (see below), whose sum is σ = 132598340. Its totient is φ = 109667580.

The previous prime is 120634453. The next prime is 120634469. The reversal of 120634459 is 954436021.

It is a happy number.

It is not a de Polignac number, because 120634459 - 2¹⁹ = 120110171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120634453) 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, 498369 + ... + 498610.

Almost surely, 2^120634459 is an apocalyptic number.

120634459 is a deficient number, since it is larger than the sum of its proper divisors (11963881).

120634459 is an equidigital number, since it uses as much as digits as its factorization.

120634459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997001 (or 996990 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 120634459 is about 10983.3719321527. The cubic root of 120634459 is about 494.1101709184.

The spelling of 120634459 in words is "one hundred twenty million, six hundred thirty-four thousand, four hundred fifty-nine".