152531033 has 2 divisors, whose sum is σ = 152531034. Its totient is φ = 152531032.

The previous prime is 152531023. The next prime is 152531047. The reversal of 152531033 is 330135251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150872089 + 1658944 = 12283^2 + 1288^2 .

It is a cyclic number.

It is not a de Polignac number, because 152531033 - 2⁶ = 152530969 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (152531023) 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, 76265516 + 76265517.

It is an arithmetic number, because the mean of its divisors is an integer number (76265517).

Almost surely, 2^152531033 is an apocalyptic number.

It is an amenable number.

152531033 is a deficient number, since it is larger than the sum of its proper divisors (1).

152531033 is an equidigital number, since it uses as much as digits as its factorization.

152531033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 152531033 is about 12350.3454607553. The cubic root of 152531033 is about 534.3011027073.

Adding to 152531033 its reverse (330135251), we get a palindrome (482666284).

The spelling of 152531033 in words is "one hundred fifty-two million, five hundred thirty-one thousand, thirty-three".