23245238587 has 2 divisors, whose sum is σ = 23245238588. Its totient is φ = 23245238586.

The previous prime is 23245238573. The next prime is 23245238629. The reversal of 23245238587 is 78583254232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23245238587 - 2⁷ = 23245238459 is a prime.

It is a super-2 number, since 2×23245238587² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23245238587.

It is not a weakly prime, because it can be changed into another prime (23245236587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11622619293 + 11622619294.

It is an arithmetic number, because the mean of its divisors is an integer number (11622619294).

Almost surely, 2^23245238587 is an apocalyptic number.

23245238587 is a deficient number, since it is larger than the sum of its proper divisors (1).

23245238587 is an equidigital number, since it uses as much as digits as its factorization.

23245238587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3225600, while the sum is 49.

The spelling of 23245238587 in words is "twenty-three billion, two hundred forty-five million, two hundred thirty-eight thousand, five hundred eighty-seven".