140475529 has 2 divisors, whose sum is σ = 140475530. Its totient is φ = 140475528.

The previous prime is 140475523. The next prime is 140475581. The reversal of 140475529 is 925574041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140469904 + 5625 = 11852^2 + 75^2 .

It is a cyclic number.

It is not a de Polignac number, because 140475529 - 2⁹ = 140475017 is a prime.

It is not a weakly prime, because it can be changed into another prime (140475523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70237764 + 70237765.

It is an arithmetic number, because the mean of its divisors is an integer number (70237765).

Almost surely, 2^140475529 is an apocalyptic number.

It is an amenable number.

140475529 is a deficient number, since it is larger than the sum of its proper divisors (1).

140475529 is an equidigital number, since it uses as much as digits as its factorization.

140475529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 140475529 is about 11852.2372993456. The cubic root of 140475529 is about 519.8366461743.

The spelling of 140475529 in words is "one hundred forty million, four hundred seventy-five thousand, five hundred twenty-nine".