152242511 has 2 divisors, whose sum is σ = 152242512. Its totient is φ = 152242510.

The previous prime is 152242499. The next prime is 152242513. The reversal of 152242511 is 115242251.

It is a strong prime.

It is an emirp because it is prime and its reverse (115242251) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152242511 is a prime.

Together with 152242513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152242513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76121255 + 76121256.

It is an arithmetic number, because the mean of its divisors is an integer number (76121256).

Almost surely, 2^152242511 is an apocalyptic number.

152242511 is a deficient number, since it is larger than the sum of its proper divisors (1).

152242511 is an equidigital number, since it uses as much as digits as its factorization.

152242511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 800, while the sum is 23.

The square root of 152242511 is about 12338.6592059267. The cubic root of 152242511 is about 533.9640020715.

Adding to 152242511 its reverse (115242251), we get a palindrome (267484762).

The spelling of 152242511 in words is "one hundred fifty-two million, two hundred forty-two thousand, five hundred eleven".