140153206 has 4 divisors (see below), whose sum is σ = 210229812. Its totient is φ = 70076602.

The previous prime is 140153197. The next prime is 140153207. The reversal of 140153206 is 602351041.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140153207) 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 as a sum of consecutive naturals, namely, 35038300 + ... + 35038303.

It is an arithmetic number, because the mean of its divisors is an integer number (52557453).

Almost surely, 2^140153206 is an apocalyptic number.

140153206 is a deficient number, since it is larger than the sum of its proper divisors (70076606).

140153206 is an equidigital number, since it uses as much as digits as its factorization.

140153206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70076605.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 140153206 is about 11838.6319310974. The cubic root of 140153206 is about 519.4387509566.

The spelling of 140153206 in words is "one hundred forty million, one hundred fifty-three thousand, two hundred six".