140107115 has 16 divisors (see below), whose sum is σ = 182163168. Its totient is φ = 103036416.

The previous prime is 140107111. The next prime is 140107169. The reversal of 140107115 is 511701041.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 140107115 - 2² = 140107111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140107111) 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, 15512 + ... + 22821.

It is an arithmetic number, because the mean of its divisors is an integer number (11385198).

Almost surely, 2^140107115 is an apocalyptic number.

140107115 is a deficient number, since it is larger than the sum of its proper divisors (42056053).

140107115 is a wasteful number, since it uses less digits than its factorization.

140107115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38398.

The product of its (nonzero) digits is 140, while the sum is 20.

The square root of 140107115 is about 11836.6851356281. The cubic root of 140107115 is about 519.3818035700.

Adding to 140107115 its reverse (511701041), we get a palindrome (651808156).

The spelling of 140107115 in words is "one hundred forty million, one hundred seven thousand, one hundred fifteen".