120140667 has 24 divisors (see below), whose sum is σ = 186929600. Its totient is φ = 74109168.

The previous prime is 120140663. The next prime is 120140677. The reversal of 120140667 is 766041021.

It is not a de Polignac number, because 120140667 - 2² = 120140663 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120140667.

It is not an unprimeable number, because it can be changed into a prime (120140663) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 817 + ... + 15522.

Almost surely, 2^120140667 is an apocalyptic number.

120140667 is a deficient number, since it is larger than the sum of its proper divisors (66788933).

120140667 is a wasteful number, since it uses less digits than its factorization.

120140667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16407 (or 16404 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 120140667 is about 10960.8698103755. The cubic root of 120140667 is about 493.4350699706.

Adding to 120140667 its reverse (766041021), we get a palindrome (886181688).

The spelling of 120140667 in words is "one hundred twenty million, one hundred forty thousand, six hundred sixty-seven".