120140307 has 48 divisors (see below), whose sum is σ = 210124800. Its totient is φ = 67631760.

The previous prime is 120140303. The next prime is 120140311. The reversal of 120140307 is 703041021.

It is an interprime number because it is at equal distance from previous prime (120140303) and next prime (120140311).

It is not a de Polignac number, because 120140307 - 2² = 120140303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120140307.

It is not an unprimeable number, because it can be changed into a prime (120140303) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 93294 + ... + 94572.

It is an arithmetic number, because the mean of its divisors is an integer number (4377600).

Almost surely, 2^120140307 is an apocalyptic number.

120140307 is a deficient number, since it is larger than the sum of its proper divisors (89984493).

120140307 is a wasteful number, since it uses less digits than its factorization.

120140307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373 (or 1360 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 120140307 is about 10960.8533883088. The cubic root of 120140307 is about 493.4345771127.

Adding to 120140307 its reverse (703041021), we get a palindrome (823181328).

The spelling of 120140307 in words is "one hundred twenty million, one hundred forty thousand, three hundred seven".