140453101 has 2 divisors, whose sum is σ = 140453102. Its totient is φ = 140453100.

The previous prime is 140453087. The next prime is 140453141. The reversal of 140453101 is 101354041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105062500 + 35390601 = 10250^2 + 5949^2 .

It is a cyclic number.

It is not a de Polignac number, because 140453101 - 2¹⁵ = 140420333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140453141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70226550 + 70226551.

It is an arithmetic number, because the mean of its divisors is an integer number (70226551).

Almost surely, 2^140453101 is an apocalyptic number.

It is an amenable number.

140453101 is a deficient number, since it is larger than the sum of its proper divisors (1).

140453101 is an equidigital number, since it uses as much as digits as its factorization.

140453101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 140453101 is about 11851.2911110984. The cubic root of 140453101 is about 519.8089793939.

The spelling of 140453101 in words is "one hundred forty million, four hundred fifty-three thousand, one hundred one".