140462899 has 2 divisors, whose sum is σ = 140462900. Its totient is φ = 140462898.

The previous prime is 140462867. The next prime is 140462941. The reversal of 140462899 is 998264041.

It is a weak prime.

It is an emirp because it is prime and its reverse (998264041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140462899 - 2⁵ = 140462867 is a prime.

It is not a weakly prime, because it can be changed into another prime (140462849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70231449 + 70231450.

It is an arithmetic number, because the mean of its divisors is an integer number (70231450).

Almost surely, 2^140462899 is an apocalyptic number.

140462899 is a deficient number, since it is larger than the sum of its proper divisors (1).

140462899 is an equidigital number, since it uses as much as digits as its factorization.

140462899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 140462899 is about 11851.7044765721. The cubic root of 140462899 is about 519.8210663940.

The spelling of 140462899 in words is "one hundred forty million, four hundred sixty-two thousand, eight hundred ninety-nine".