2425385987 has 2 divisors, whose sum is σ = 2425385988. Its totient is φ = 2425385986.

The previous prime is 2425385959. The next prime is 2425385993. The reversal of 2425385987 is 7895835242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2425385987 - 2¹⁰ = 2425384963 is a prime.

It is not a weakly prime, because it can be changed into another prime (2425385917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1212692993 + 1212692994.

It is an arithmetic number, because the mean of its divisors is an integer number (1212692994).

Almost surely, 2^2425385987 is an apocalyptic number.

2425385987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2425385987 is an equidigital number, since it uses as much as digits as its factorization.

2425385987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 53.

The square root of 2425385987 is about 49248.2079572445. The cubic root of 2425385987 is about 1343.5699687940.

The spelling of 2425385987 in words is "two billion, four hundred twenty-five million, three hundred eighty-five thousand, nine hundred eighty-seven".