140390153 has 2 divisors, whose sum is σ = 140390154. Its totient is φ = 140390152.

The previous prime is 140390083. The next prime is 140390171. The reversal of 140390153 is 351093041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85229824 + 55160329 = 9232^2 + 7427^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140390153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140390353) 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, 70195076 + 70195077.

It is an arithmetic number, because the mean of its divisors is an integer number (70195077).

Almost surely, 2^140390153 is an apocalyptic number.

It is an amenable number.

140390153 is a deficient number, since it is larger than the sum of its proper divisors (1).

140390153 is an equidigital number, since it uses as much as digits as its factorization.

140390153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 140390153 is about 11848.6350690702. The cubic root of 140390153 is about 519.7313121278.

The spelling of 140390153 in words is "one hundred forty million, three hundred ninety thousand, one hundred fifty-three".