332166157 has 2 divisors, whose sum is σ = 332166158. Its totient is φ = 332166156.

The previous prime is 332166143. The next prime is 332166169. The reversal of 332166157 is 751661233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 278422596 + 53743561 = 16686^2 + 7331^2 .

It is an emirp because it is prime and its reverse (751661233) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-332166157 is a prime.

It is a super-2 number, since 2×332166157² = 220668711712297298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (332166257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166083078 + 166083079.

It is an arithmetic number, because the mean of its divisors is an integer number (166083079).

Almost surely, 2^332166157 is an apocalyptic number.

It is an amenable number.

332166157 is a deficient number, since it is larger than the sum of its proper divisors (1).

332166157 is an equidigital number, since it uses as much as digits as its factorization.

332166157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 34.

The square root of 332166157 is about 18225.4261129884. The cubic root of 332166157 is about 692.5510530725.

The spelling of 332166157 in words is "three hundred thirty-two million, one hundred sixty-six thousand, one hundred fifty-seven".