140118851 has 2 divisors, whose sum is σ = 140118852. Its totient is φ = 140118850.

The previous prime is 140118817. The next prime is 140118883. The reversal of 140118851 is 158811041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140118851 - 2¹⁰ = 140117827 is a prime.

It is not a weakly prime, because it can be changed into another prime (140118151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70059425 + 70059426.

It is an arithmetic number, because the mean of its divisors is an integer number (70059426).

Almost surely, 2^140118851 is an apocalyptic number.

140118851 is a deficient number, since it is larger than the sum of its proper divisors (1).

140118851 is an equidigital number, since it uses as much as digits as its factorization.

140118851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1280, while the sum is 29.

The square root of 140118851 is about 11837.1808721503. The cubic root of 140118851 is about 519.3963050812.

Adding to 140118851 its reverse (158811041), we get a palindrome (298929892).

The spelling of 140118851 in words is "one hundred forty million, one hundred eighteen thousand, eight hundred fifty-one".