158465233 has 2 divisors, whose sum is σ = 158465234. Its totient is φ = 158465232.

The previous prime is 158465201. The next prime is 158465243. The reversal of 158465233 is 332564851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123276609 + 35188624 = 11103^2 + 5932^2 .

It is a cyclic number.

It is not a de Polignac number, because 158465233 - 2⁵ = 158465201 is a prime.

It is a super-2 number, since 2×158465233² = 50222460139488578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 158465192 and 158465201.

It is not a weakly prime, because it can be changed into another prime (158465243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79232616 + 79232617.

It is an arithmetic number, because the mean of its divisors is an integer number (79232617).

Almost surely, 2^158465233 is an apocalyptic number.

It is an amenable number.

158465233 is a deficient number, since it is larger than the sum of its proper divisors (1).

158465233 is an equidigital number, since it uses as much as digits as its factorization.

158465233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 37.

The square root of 158465233 is about 12588.2974623259. The cubic root of 158465233 is about 541.1421106027.

The spelling of 158465233 in words is "one hundred fifty-eight million, four hundred sixty-five thousand, two hundred thirty-three".