140022787 has 2 divisors, whose sum is σ = 140022788. Its totient is φ = 140022786.

The previous prime is 140022733. The next prime is 140022793. The reversal of 140022787 is 787220041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140022787 - 2¹¹ = 140020739 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140022797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70011393 + 70011394.

It is an arithmetic number, because the mean of its divisors is an integer number (70011394).

Almost surely, 2^140022787 is an apocalyptic number.

140022787 is a deficient number, since it is larger than the sum of its proper divisors (1).

140022787 is an equidigital number, since it uses as much as digits as its factorization.

140022787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 140022787 is about 11833.1224535200. The cubic root of 140022787 is about 519.2775804099.

The spelling of 140022787 in words is "one hundred forty million, twenty-two thousand, seven hundred eighty-seven".