158974033 has 2 divisors, whose sum is σ = 158974034. Its totient is φ = 158974032.

The previous prime is 158974019. The next prime is 158974043. The reversal of 158974033 is 330479851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150111504 + 8862529 = 12252^2 + 2977^2 .

It is a cyclic number.

It is not a de Polignac number, because 158974033 - 2¹³ = 158965841 is a prime.

It is not a weakly prime, because it can be changed into another prime (158974003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79487016 + 79487017.

It is an arithmetic number, because the mean of its divisors is an integer number (79487017).

Almost surely, 2^158974033 is an apocalyptic number.

It is an amenable number.

158974033 is a deficient number, since it is larger than the sum of its proper divisors (1).

158974033 is an equidigital number, since it uses as much as digits as its factorization.

158974033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 158974033 is about 12608.4905123492. The cubic root of 158974033 is about 541.7206580133.

The spelling of 158974033 in words is "one hundred fifty-eight million, nine hundred seventy-four thousand, thirty-three".