2617428427 has 2 divisors, whose sum is σ = 2617428428. Its totient is φ = 2617428426.

The previous prime is 2617428421. The next prime is 2617428431. The reversal of 2617428427 is 7248247162.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2617428427 - 2¹⁵ = 2617395659 is a prime.

It is not a weakly prime, because it can be changed into another prime (2617428421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1308714213 + 1308714214.

It is an arithmetic number, because the mean of its divisors is an integer number (1308714214).

Almost surely, 2^2617428427 is an apocalyptic number.

2617428427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2617428427 is an equidigital number, since it uses as much as digits as its factorization.

2617428427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 301056, while the sum is 43.

The square root of 2617428427 is about 51160.8094834317. The cubic root of 2617428427 is about 1378.1345000910.

The spelling of 2617428427 in words is "two billion, six hundred seventeen million, four hundred twenty-eight thousand, four hundred twenty-seven".