232420511 has 2 divisors, whose sum is σ = 232420512. Its totient is φ = 232420510.

The previous prime is 232420469. The next prime is 232420519. The reversal of 232420511 is 115024232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 232420511 - 2¹⁰ = 232419487 is a prime.

It is a super-2 number, since 2×232420511² = 108038587867002242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232420519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116210255 + 116210256.

It is an arithmetic number, because the mean of its divisors is an integer number (116210256).

Almost surely, 2^232420511 is an apocalyptic number.

232420511 is a deficient number, since it is larger than the sum of its proper divisors (1).

232420511 is an equidigital number, since it uses as much as digits as its factorization.

232420511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 232420511 is about 15245.3439121589. The cubic root of 232420511 is about 614.8343890557.

Adding to 232420511 its reverse (115024232), we get a palindrome (347444743).

The spelling of 232420511 in words is "two hundred thirty-two million, four hundred twenty thousand, five hundred eleven".