140322253 has 2 divisors, whose sum is σ = 140322254. Its totient is φ = 140322252.

The previous prime is 140322191. The next prime is 140322317. The reversal of 140322253 is 352223041.

140322253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83576164 + 56746089 = 9142^2 + 7533^2 .

It is a cyclic number.

It is not a de Polignac number, because 140322253 - 2¹³ = 140314061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140322953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70161126 + 70161127.

It is an arithmetic number, because the mean of its divisors is an integer number (70161127).

Almost surely, 2^140322253 is an apocalyptic number.

It is an amenable number.

140322253 is a deficient number, since it is larger than the sum of its proper divisors (1).

140322253 is an equidigital number, since it uses as much as digits as its factorization.

140322253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 140322253 is about 11845.7694135923. The cubic root of 140322253 is about 519.6475088928.

Adding to 140322253 its reverse (352223041), we get a palindrome (492545294).

The spelling of 140322253 in words is "one hundred forty million, three hundred twenty-two thousand, two hundred fifty-three".