140872573 has 2 divisors, whose sum is σ = 140872574. Its totient is φ = 140872572.

The previous prime is 140872559. The next prime is 140872603. The reversal of 140872573 is 375278041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127644804 + 13227769 = 11298^2 + 3637^2 .

It is a cyclic number.

It is not a de Polignac number, because 140872573 - 2¹⁷ = 140741501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140872273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70436286 + 70436287.

It is an arithmetic number, because the mean of its divisors is an integer number (70436287).

Almost surely, 2^140872573 is an apocalyptic number.

It is an amenable number.

140872573 is a deficient number, since it is larger than the sum of its proper divisors (1).

140872573 is an equidigital number, since it uses as much as digits as its factorization.

140872573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 140872573 is about 11868.9752295638. The cubic root of 140872573 is about 520.3259457963.

The spelling of 140872573 in words is "one hundred forty million, eight hundred seventy-two thousand, five hundred seventy-three".