152323813 has 2 divisors, whose sum is σ = 152323814. Its totient is φ = 152323812.

The previous prime is 152323811. The next prime is 152323823. The reversal of 152323813 is 318323251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93064609 + 59259204 = 9647^2 + 7698^2 .

It is a cyclic number.

It is not a de Polignac number, because 152323813 - 2¹ = 152323811 is a prime.

Together with 152323811, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152323811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76161906 + 76161907.

It is an arithmetic number, because the mean of its divisors is an integer number (76161907).

Almost surely, 2^152323813 is an apocalyptic number.

It is an amenable number.

152323813 is a deficient number, since it is larger than the sum of its proper divisors (1).

152323813 is an equidigital number, since it uses as much as digits as its factorization.

152323813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 28.

The square root of 152323813 is about 12341.9533705164. The cubic root of 152323813 is about 534.0590360089.

It can be divided in two parts, 1523238 and 13, that added together give a palindrome (1523251).

The spelling of 152323813 in words is "one hundred fifty-two million, three hundred twenty-three thousand, eight hundred thirteen".