152445269 has 2 divisors, whose sum is σ = 152445270. Its totient is φ = 152445268.

The previous prime is 152445247. The next prime is 152445317. The reversal of 152445269 is 962544251.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136002244 + 16443025 = 11662^2 + 4055^2 .

It is an emirp because it is prime and its reverse (962544251) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152445269 is a prime.

It is a super-2 number, since 2×152445269² = 46479120080964722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152445229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76222634 + 76222635.

It is an arithmetic number, because the mean of its divisors is an integer number (76222635).

Almost surely, 2^152445269 is an apocalyptic number.

It is an amenable number.

152445269 is a deficient number, since it is larger than the sum of its proper divisors (1).

152445269 is an equidigital number, since it uses as much as digits as its factorization.

152445269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 38.

The square root of 152445269 is about 12346.8728429510. The cubic root of 152445269 is about 534.2009429998.

The spelling of 152445269 in words is "one hundred fifty-two million, four hundred forty-five thousand, two hundred sixty-nine".