182158133 has 2 divisors, whose sum is σ = 182158134. Its totient is φ = 182158132.

The previous prime is 182158129. The next prime is 182158181. The reversal of 182158133 is 331851281.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96373489 + 85784644 = 9817^2 + 9262^2 .

It is a cyclic number.

It is not a de Polignac number, because 182158133 - 2² = 182158129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 182158133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (182158103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91079066 + 91079067.

It is an arithmetic number, because the mean of its divisors is an integer number (91079067).

Almost surely, 2^182158133 is an apocalyptic number.

It is an amenable number.

182158133 is a deficient number, since it is larger than the sum of its proper divisors (1).

182158133 is an equidigital number, since it uses as much as digits as its factorization.

182158133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 32.

The square root of 182158133 is about 13496.5970896371. The cubic root of 182158133 is about 566.8691929297.

The spelling of 182158133 in words is "one hundred eighty-two million, one hundred fifty-eight thousand, one hundred thirty-three".