140462093 has 2 divisors, whose sum is σ = 140462094. Its totient is φ = 140462092.

The previous prime is 140462071. The next prime is 140462159. The reversal of 140462093 is 390264041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108222409 + 32239684 = 10403^2 + 5678^2 .

It is a cyclic number.

It is not a de Polignac number, because 140462093 - 2⁶ = 140462029 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140462053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70231046 + 70231047.

It is an arithmetic number, because the mean of its divisors is an integer number (70231047).

Almost surely, 2^140462093 is an apocalyptic number.

It is an amenable number.

140462093 is a deficient number, since it is larger than the sum of its proper divisors (1).

140462093 is an equidigital number, since it uses as much as digits as its factorization.

140462093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 140462093 is about 11851.6704729755. The cubic root of 140462093 is about 519.8200721182.

The spelling of 140462093 in words is "one hundred forty million, four hundred sixty-two thousand, ninety-three".