140446099 has 4 divisors (see below), whose sum is σ = 140500080. Its totient is φ = 140392120.

The previous prime is 140446067. The next prime is 140446123. The reversal of 140446099 is 990644041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990644041 = 53 ⋅18691397.

It is a cyclic number.

It is not a de Polignac number, because 140446099 - 2⁵ = 140446067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140446039) 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, 22879 + ... + 28360.

It is an arithmetic number, because the mean of its divisors is an integer number (35125020).

Almost surely, 2^140446099 is an apocalyptic number.

140446099 is a deficient number, since it is larger than the sum of its proper divisors (53981).

140446099 is an equidigital number, since it uses as much as digits as its factorization.

140446099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53980.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 140446099 is about 11850.9956965649. The cubic root of 140446099 is about 519.8003412484.

The spelling of 140446099 in words is "one hundred forty million, four hundred forty-six thousand, ninety-nine".