140246153 has 2 divisors, whose sum is σ = 140246154. Its totient is φ = 140246152.

The previous prime is 140246147. The next prime is 140246173. The reversal of 140246153 is 351642041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139901584 + 344569 = 11828^2 + 587^2 .

It is a cyclic number.

It is not a de Polignac number, because 140246153 - 2²⁰ = 139197577 is a prime.

It is not a weakly prime, because it can be changed into another prime (140246123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70123076 + 70123077.

It is an arithmetic number, because the mean of its divisors is an integer number (70123077).

Almost surely, 2^140246153 is an apocalyptic number.

It is an amenable number.

140246153 is a deficient number, since it is larger than the sum of its proper divisors (1).

140246153 is an equidigital number, since it uses as much as digits as its factorization.

140246153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 140246153 is about 11842.5568607459. The cubic root of 140246153 is about 519.5535529557.

Adding to 140246153 its reverse (351642041), we get a palindrome (491888194).

The spelling of 140246153 in words is "one hundred forty million, two hundred forty-six thousand, one hundred fifty-three".