242232511 has 2 divisors, whose sum is σ = 242232512. Its totient is φ = 242232510.

The previous prime is 242232499. The next prime is 242232559. The reversal of 242232511 is 115232242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242232511 - 2⁷ = 242232383 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242232611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121116255 + 121116256.

It is an arithmetic number, because the mean of its divisors is an integer number (121116256).

Almost surely, 2^242232511 is an apocalyptic number.

242232511 is a deficient number, since it is larger than the sum of its proper divisors (1).

242232511 is an equidigital number, since it uses as much as digits as its factorization.

242232511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 22.

The square root of 242232511 is about 15563.8205785084. The cubic root of 242232511 is about 623.3674822500.

Adding to 242232511 its reverse (115232242), we get a palindrome (357464753).

The spelling of 242232511 in words is "two hundred forty-two million, two hundred thirty-two thousand, five hundred eleven".