120115732 has 36 divisors (see below), whose sum is σ = 236723508. Its totient is φ = 53257600.

The previous prime is 120115717. The next prime is 120115747. The reversal of 120115732 is 237511021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120115717) and next prime (120115747).

It can be written as a sum of positive squares in 2 ways, for example, as 7203856 + 112911876 = 2684^2 + 10626^2 .

It is a super-3 number, since 3×120115732³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16818 + ... + 22870.

It is an arithmetic number, because the mean of its divisors is an integer number (6575653).

Almost surely, 2^120115732 is an apocalyptic number.

It is an amenable number.

120115732 is a deficient number, since it is larger than the sum of its proper divisors (116607776).

120115732 is a wasteful number, since it uses less digits than its factorization.

120115732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6120 (or 6107 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 120115732 is about 10959.7322960007. The cubic root of 120115732 is about 493.4009303932.

Adding to 120115732 its reverse (237511021), we get a palindrome (357626753).

The spelling of 120115732 in words is "one hundred twenty million, one hundred fifteen thousand, seven hundred thirty-two".