162545233 has 2 divisors, whose sum is σ = 162545234. Its totient is φ = 162545232.

The previous prime is 162545213. The next prime is 162545249. The reversal of 162545233 is 332545261.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118548544 + 43996689 = 10888^2 + 6633^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162545233 is a prime.

It is equal to p_9109075 and since 162545233 and 9109075 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 162545195 and 162545204.

It is not a weakly prime, because it can be changed into another prime (162545213) 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, 81272616 + 81272617.

It is an arithmetic number, because the mean of its divisors is an integer number (81272617).

Almost surely, 2^162545233 is an apocalyptic number.

It is an amenable number.

162545233 is a deficient number, since it is larger than the sum of its proper divisors (1).

162545233 is an equidigital number, since it uses as much as digits as its factorization.

162545233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 31.

The square root of 162545233 is about 12749.3228447632. The cubic root of 162545233 is about 545.7470696274.

The spelling of 162545233 in words is "one hundred sixty-two million, five hundred forty-five thousand, two hundred thirty-three".