140133459 has 4 divisors (see below), whose sum is σ = 186844616. Its totient is φ = 93422304.

The previous prime is 140133421. The next prime is 140133463. The reversal of 140133459 is 954331041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 140133459 - 2²⁷ = 5915731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140133419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23355574 + ... + 23355579.

It is an arithmetic number, because the mean of its divisors is an integer number (46711154).

Almost surely, 2^140133459 is an apocalyptic number.

140133459 is a deficient number, since it is larger than the sum of its proper divisors (46711157).

140133459 is an equidigital number, since it uses as much as digits as its factorization.

140133459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46711156.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 140133459 is about 11837.7978948789. The cubic root of 140133459 is about 519.4143542290.

The spelling of 140133459 in words is "one hundred forty million, one hundred thirty-three thousand, four hundred fifty-nine".