140164853 has 2 divisors, whose sum is σ = 140164854. Its totient is φ = 140164852.

The previous prime is 140164823. The next prime is 140164879. The reversal of 140164853 is 358461041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104080804 + 36084049 = 10202^2 + 6007^2 .

It is a cyclic number.

It is not a de Polignac number, because 140164853 - 2⁶ = 140164789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140164823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70082426 + 70082427.

It is an arithmetic number, because the mean of its divisors is an integer number (70082427).

Almost surely, 2^140164853 is an apocalyptic number.

It is an amenable number.

140164853 is a deficient number, since it is larger than the sum of its proper divisors (1).

140164853 is an equidigital number, since it uses as much as digits as its factorization.

140164853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 140164853 is about 11839.1238273784. The cubic root of 140164853 is about 519.4531393433.

The spelling of 140164853 in words is "one hundred forty million, one hundred sixty-four thousand, eight hundred fifty-three".