152251933 has 2 divisors, whose sum is σ = 152251934. Its totient is φ = 152251932.

The previous prime is 152251909. The next prime is 152251969. The reversal of 152251933 is 339152251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 146361604 + 5890329 = 12098^2 + 2427^2 .

It is an emirp because it is prime and its reverse (339152251) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152251933 is a prime.

It is a super-2 number, since 2×152251933² = 46361302204472978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 152251895 and 152251904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152251993) 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, 76125966 + 76125967.

It is an arithmetic number, because the mean of its divisors is an integer number (76125967).

Almost surely, 2^152251933 is an apocalyptic number.

It is an amenable number.

152251933 is a deficient number, since it is larger than the sum of its proper divisors (1).

152251933 is an equidigital number, since it uses as much as digits as its factorization.

152251933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8100, while the sum is 31.

The square root of 152251933 is about 12339.0410081173. The cubic root of 152251933 is about 533.9750171837.

The spelling of 152251933 in words is "one hundred fifty-two million, two hundred fifty-one thousand, nine hundred thirty-three".