140146499 has 2 divisors, whose sum is σ = 140146500. Its totient is φ = 140146498.

The previous prime is 140146483. The next prime is 140146507. The reversal of 140146499 is 994641041.

140146499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140146499 - 2⁴ = 140146483 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140146459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70073249 + 70073250.

It is an arithmetic number, because the mean of its divisors is an integer number (70073250).

Almost surely, 2^140146499 is an apocalyptic number.

140146499 is a deficient number, since it is larger than the sum of its proper divisors (1).

140146499 is an equidigital number, since it uses as much as digits as its factorization.

140146499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 140146499 is about 11838.3486601806. The cubic root of 140146499 is about 519.4304649498.

The spelling of 140146499 in words is "one hundred forty million, one hundred forty-six thousand, four hundred ninety-nine".