120133145 has 16 divisors (see below), whose sum is σ = 159935040. Its totient is φ = 85886400.

The previous prime is 120133141. The next prime is 120133159. The reversal of 120133145 is 541331021.

It is not a de Polignac number, because 120133145 - 2² = 120133141 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120133141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15266 + ... + 21755.

It is an arithmetic number, because the mean of its divisors is an integer number (9995940).

Almost surely, 2^120133145 is an apocalyptic number.

It is an amenable number.

120133145 is a deficient number, since it is larger than the sum of its proper divisors (39801895).

120133145 is a wasteful number, since it uses less digits than its factorization.

120133145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37096.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 120133145 is about 10960.5266753017. The cubic root of 120133145 is about 493.4247717755.

Adding to 120133145 its reverse (541331021), we get a palindrome (661464166).

The spelling of 120133145 in words is "one hundred twenty million, one hundred thirty-three thousand, one hundred forty-five".