140259099 has 4 divisors (see below), whose sum is σ = 187012136. Its totient is φ = 93506064.

The previous prime is 140259089. The next prime is 140259113. The reversal of 140259099 is 990952041.

140259099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-140259099 is a prime.

It is a super-2 number, since 2×140259099² = 39345229704583602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140259059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23376514 + ... + 23376519.

It is an arithmetic number, because the mean of its divisors is an integer number (46753034).

Almost surely, 2^140259099 is an apocalyptic number.

140259099 is a deficient number, since it is larger than the sum of its proper divisors (46753037).

140259099 is an equidigital number, since it uses as much as digits as its factorization.

140259099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46753036.

The product of its (nonzero) digits is 29160, while the sum is 39.

The square root of 140259099 is about 11843.1034361775. The cubic root of 140259099 is about 519.5695389755.

The spelling of 140259099 in words is "one hundred forty million, two hundred fifty-nine thousand, ninety-nine".