140756999 has 2 divisors, whose sum is σ = 140757000. Its totient is φ = 140756998.

The previous prime is 140756989. The next prime is 140757013. The reversal of 140756999 is 999657041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140756999 - 2⁴ = 140756983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140756969) 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, 70378499 + 70378500.

It is an arithmetic number, because the mean of its divisors is an integer number (70378500).

Almost surely, 2^140756999 is an apocalyptic number.

140756999 is a deficient number, since it is larger than the sum of its proper divisors (1).

140756999 is an equidigital number, since it uses as much as digits as its factorization.

140756999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 612360, while the sum is 50.

The square root of 140756999 is about 11864.1054867192. The cubic root of 140756999 is about 520.1836124269.

The spelling of 140756999 in words is "one hundred forty million, seven hundred fifty-six thousand, nine hundred ninety-nine".