161162263 has 2 divisors, whose sum is σ = 161162264. Its totient is φ = 161162262.

The previous prime is 161162233. The next prime is 161162293. The reversal of 161162263 is 362261161.

It is a balanced prime because it is at equal distance from previous prime (161162233) and next prime (161162293).

It is a cyclic number.

It is not a de Polignac number, because 161162263 - 2⁵ = 161162231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161162203) 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, 80581131 + 80581132.

It is an arithmetic number, because the mean of its divisors is an integer number (80581132).

Almost surely, 2^161162263 is an apocalyptic number.

161162263 is a deficient number, since it is larger than the sum of its proper divisors (1).

161162263 is an equidigital number, since it uses as much as digits as its factorization.

161162263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 28.

The square root of 161162263 is about 12694.9699881488. The cubic root of 161162263 is about 544.1948811133.

The spelling of 161162263 in words is "one hundred sixty-one million, one hundred sixty-two thousand, two hundred sixty-three".