140112887 has 2 divisors, whose sum is σ = 140112888. Its totient is φ = 140112886.

The previous prime is 140112871. The next prime is 140112937. The reversal of 140112887 is 788211041.

It is a weak prime.

It is an emirp because it is prime and its reverse (788211041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140112887 - 2⁴ = 140112871 is a prime.

It is a super-2 number, since 2×140112887² = 39263242206949538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140112187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70056443 + 70056444.

It is an arithmetic number, because the mean of its divisors is an integer number (70056444).

Almost surely, 2^140112887 is an apocalyptic number.

140112887 is a deficient number, since it is larger than the sum of its proper divisors (1).

140112887 is an equidigital number, since it uses as much as digits as its factorization.

140112887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 32.

The square root of 140112887 is about 11836.9289513792. The cubic root of 140112887 is about 519.3889358050.

The spelling of 140112887 in words is "one hundred forty million, one hundred twelve thousand, eight hundred eighty-seven".