120641136 has 120 divisors (see below), whose sum is σ = 395581824. Its totient is φ = 31328640.

The previous prime is 120641117. The next prime is 120641159. The reversal of 120641136 is 631146021.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23541 + ... + 28203.

Almost surely, 2^120641136 is an apocalyptic number.

120641136 is a gapful number since it is divisible by the number (16) 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 120641136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197790912).

120641136 is an abundant number, since it is smaller than the sum of its proper divisors (274940688).

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

120641136 is a wasteful number, since it uses less digits than its factorization.

120641136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4699 (or 4686 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 120641136 is about 10983.6758874249. The cubic root of 120641136 is about 494.1192869227.

Adding to 120641136 its reverse (631146021), we get a palindrome (751787157).

The spelling of 120641136 in words is "one hundred twenty million, six hundred forty-one thousand, one hundred thirty-six".