12425501587 has 2 divisors, whose sum is σ = 12425501588. Its totient is φ = 12425501586.

The previous prime is 12425501537. The next prime is 12425501597. The reversal of 12425501587 is 78510552421.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12425501587 is a prime.

It is not a weakly prime, because it can be changed into another prime (12425501507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6212750793 + 6212750794.

It is an arithmetic number, because the mean of its divisors is an integer number (6212750794).

Almost surely, 2^12425501587 is an apocalyptic number.

12425501587 is a deficient number, since it is larger than the sum of its proper divisors (1).

12425501587 is an equidigital number, since it uses as much as digits as its factorization.

12425501587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112000, while the sum is 40.

The spelling of 12425501587 in words is "twelve billion, four hundred twenty-five million, five hundred one thousand, five hundred eighty-seven".