120400133 has 8 divisors (see below), whose sum is σ = 137833920. Its totient is φ = 103024800.

The previous prime is 120400127. The next prime is 120400177. The reversal of 120400133 is 331004021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120400133 - 2⁴ = 120400117 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120400123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10103 + ... + 18516.

It is an arithmetic number, because the mean of its divisors is an integer number (17229240).

Almost surely, 2^120400133 is an apocalyptic number.

It is an amenable number.

120400133 is a deficient number, since it is larger than the sum of its proper divisors (17433787).

120400133 is an equidigital number, since it uses as much as digits as its factorization.

120400133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29227.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 120400133 is about 10972.6994399737. The cubic root of 120400133 is about 493.7900359994.

Adding to 120400133 its reverse (331004021), we get a palindrome (451404154).

The spelling of 120400133 in words is "one hundred twenty million, four hundred thousand, one hundred thirty-three".