120134040 has 128 divisors (see below), whose sum is σ = 395720640. Its totient is φ = 28993536.

The previous prime is 120134011. The next prime is 120134051. The reversal of 120134040 is 40431021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81954 + ... + 83406.

Almost surely, 2^120134040 is an apocalyptic number.

120134040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120134040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197860320).

120134040 is an abundant number, since it is smaller than the sum of its proper divisors (275586600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120134040 is a wasteful number, since it uses less digits than its factorization.

120134040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533 (or 1529 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 120134040 is about 10960.5675035556. The cubic root of 120134040 is about 493.4259971217.

Adding to 120134040 its reverse (40431021), we get a palindrome (160565061).

The spelling of 120134040 in words is "one hundred twenty million, one hundred thirty-four thousand, forty".