161092853903 has 2 divisors, whose sum is σ = 161092853904. Its totient is φ = 161092853902.

The previous prime is 161092853843. The next prime is 161092853923. The reversal of 161092853903 is 309358290161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 161092853903 - 2¹² = 161092849807 is a prime.

It is a super-2 number, since 2×161092853903² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161092853923) 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, 80546426951 + 80546426952.

It is an arithmetic number, because the mean of its divisors is an integer number (80546426952).

Almost surely, 2^161092853903 is an apocalyptic number.

161092853903 is a deficient number, since it is larger than the sum of its proper divisors (1).

161092853903 is an equidigital number, since it uses as much as digits as its factorization.

161092853903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 47.

The spelling of 161092853903 in words is "one hundred sixty-one billion, ninety-two million, eight hundred fifty-three thousand, nine hundred three".