140234299 has 2 divisors, whose sum is σ = 140234300. Its totient is φ = 140234298.

The previous prime is 140234291. The next prime is 140234357. The reversal of 140234299 is 992432041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140234299 - 2³ = 140234291 is a prime.

It is not a weakly prime, because it can be changed into another prime (140234291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70117149 + 70117150.

It is an arithmetic number, because the mean of its divisors is an integer number (70117150).

Almost surely, 2^140234299 is an apocalyptic number.

140234299 is a deficient number, since it is larger than the sum of its proper divisors (1).

140234299 is an equidigital number, since it uses as much as digits as its factorization.

140234299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 140234299 is about 11842.0563670336. The cubic root of 140234299 is about 519.5389144999.

The spelling of 140234299 in words is "one hundred forty million, two hundred thirty-four thousand, two hundred ninety-nine".