2869287427 has 2 divisors, whose sum is σ = 2869287428. Its totient is φ = 2869287426.

The previous prime is 2869287419. The next prime is 2869287431. The reversal of 2869287427 is 7247829682.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2869287427 - 2³ = 2869287419 is a prime.

It is not a weakly prime, because it can be changed into another prime (2869288427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1434643713 + 1434643714.

It is an arithmetic number, because the mean of its divisors is an integer number (1434643714).

Almost surely, 2^2869287427 is an apocalyptic number.

2869287427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2869287427 is an equidigital number, since it uses as much as digits as its factorization.

2869287427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008, while the sum is 55.

The square root of 2869287427 is about 53565.7299679562. The cubic root of 2869287427 is about 1420.9910800908.

The spelling of 2869287427 in words is "two billion, eight hundred sixty-nine million, two hundred eighty-seven thousand, four hundred twenty-seven".