140210293 has 2 divisors, whose sum is σ = 140210294. Its totient is φ = 140210292.

The previous prime is 140210267. The next prime is 140210311. The reversal of 140210293 is 392012041.

140210293 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 can be written as a sum of positive squares in only one way, i.e., 128527569 + 11682724 = 11337^2 + 3418^2 .

It is a cyclic number.

It is not a de Polignac number, because 140210293 - 2²¹ = 138113141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140210243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70105146 + 70105147.

It is an arithmetic number, because the mean of its divisors is an integer number (70105147).

Almost surely, 2^140210293 is an apocalyptic number.

It is an amenable number.

140210293 is a deficient number, since it is larger than the sum of its proper divisors (1).

140210293 is an equidigital number, since it uses as much as digits as its factorization.

140210293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 140210293 is about 11841.0427328002. The cubic root of 140210293 is about 519.5092670622.

The spelling of 140210293 in words is "one hundred forty million, two hundred ten thousand, two hundred ninety-three".