12262387 has 2 divisors, whose sum is σ = 12262388. Its totient is φ = 12262386.

The previous prime is 12262379. The next prime is 12262417. The reversal of 12262387 is 78326221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12262387 - 2³ = 12262379 is a prime.

It is a super-2 number, since 2×12262387² = 300732269875538, which contains 22 as substring.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (12262487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6131193 + 6131194.

It is an arithmetic number, because the mean of its divisors is an integer number (6131194).

Almost surely, 2^12262387 is an apocalyptic number.

12262387 is a deficient number, since it is larger than the sum of its proper divisors (1).

12262387 is an equidigital number, since it uses as much as digits as its factorization.

12262387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 31.

The square root of 12262387 is about 3501.7691243142. The cubic root of 12262387 is about 230.5994883931.

The spelling of 12262387 in words is "twelve million, two hundred sixty-two thousand, three hundred eighty-seven".