120140045 has 16 divisors (see below), whose sum is σ = 149905728. Its totient is φ = 92357760.

The previous prime is 120140039. The next prime is 120140051. The reversal of 120140045 is 540041021.

It is an interprime number because it is at equal distance from previous prime (120140039) and next prime (120140051).

It is a de Polignac number, because none of the positive numbers 2^k-120140045 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9362 + ... + 18108.

It is an arithmetic number, because the mean of its divisors is an integer number (9369108).

Almost surely, 2^120140045 is an apocalyptic number.

It is an amenable number.

120140045 is a deficient number, since it is larger than the sum of its proper divisors (29765683).

120140045 is an equidigital number, since it uses as much as digits as its factorization.

120140045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8860.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 120140045 is about 10960.8414366781. The cubic root of 120140045 is about 493.4342184212.

Adding to 120140045 its reverse (540041021), we get a palindrome (660181066).

The spelling of 120140045 in words is "one hundred twenty million, one hundred forty thousand, forty-five".