4250611987 has 2 divisors, whose sum is σ = 4250611988. Its totient is φ = 4250611986.

The previous prime is 4250611979. The next prime is 4250611997. The reversal of 4250611987 is 7891160524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4250611987 - 2³ = 4250611979 is a prime.

It is not a weakly prime, because it can be changed into another prime (4250611927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2125305993 + 2125305994.

It is an arithmetic number, because the mean of its divisors is an integer number (2125305994).

Almost surely, 2^4250611987 is an apocalyptic number.

4250611987 is a deficient number, since it is larger than the sum of its proper divisors (1).

4250611987 is an equidigital number, since it uses as much as digits as its factorization.

4250611987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 43.

The square root of 4250611987 is about 65196.7176090944. The cubic root of 4250611987 is about 1619.8836459388.

The spelling of 4250611987 in words is "four billion, two hundred fifty million, six hundred eleven thousand, nine hundred eighty-seven".