140133229 has 4 divisors (see below), whose sum is σ = 140750784. Its totient is φ = 139515676.

The previous prime is 140133223. The next prime is 140133233. The reversal of 140133229 is 922331041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140133229 - 2⁷ = 140133101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140133223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308437 + ... + 308890.

It is an arithmetic number, because the mean of its divisors is an integer number (35187696).

Almost surely, 2^140133229 is an apocalyptic number.

It is an amenable number.

140133229 is a deficient number, since it is larger than the sum of its proper divisors (617555).

140133229 is an equidigital number, since it uses as much as digits as its factorization.

140133229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617554.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 140133229 is about 11837.7881802303. The cubic root of 140133229 is about 519.4140700585.

The spelling of 140133229 in words is "one hundred forty million, one hundred thirty-three thousand, two hundred twenty-nine".