152321413 has 2 divisors, whose sum is σ = 152321414. Its totient is φ = 152321412.

The previous prime is 152321371. The next prime is 152321419. The reversal of 152321413 is 314123251.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151733124 + 588289 = 12318^2 + 767^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152321413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152321419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76160706 + 76160707.

It is an arithmetic number, because the mean of its divisors is an integer number (76160707).

Almost surely, 2^152321413 is an apocalyptic number.

It is an amenable number.

152321413 is a deficient number, since it is larger than the sum of its proper divisors (1).

152321413 is an equidigital number, since it uses as much as digits as its factorization.

152321413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 22.

The square root of 152321413 is about 12341.8561407918. The cubic root of 152321413 is about 534.0562311324.

Adding to 152321413 its reverse (314123251), we get a palindrome (466444664).

The spelling of 152321413 in words is "one hundred fifty-two million, three hundred twenty-one thousand, four hundred thirteen".