120145412 has 12 divisors (see below), whose sum is σ = 212916480. Its totient is φ = 59312136.

The previous prime is 120145393. The next prime is 120145439. The reversal of 120145412 is 214541021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189788 + ... + 190419.

It is an arithmetic number, because the mean of its divisors is an integer number (17743040).

Almost surely, 2^120145412 is an apocalyptic number.

It is an amenable number.

120145412 is a deficient number, since it is larger than the sum of its proper divisors (92771068).

120145412 is a wasteful number, since it uses less digits than its factorization.

120145412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380290 (or 380288 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 120145412 is about 10961.0862600383. The cubic root of 120145412 is about 493.4415660185.

Adding to 120145412 its reverse (214541021), we get a palindrome (334686433).

The spelling of 120145412 in words is "one hundred twenty million, one hundred forty-five thousand, four hundred twelve".