5515327427 has 2 divisors, whose sum is σ = 5515327428. Its totient is φ = 5515327426.

The previous prime is 5515327423. The next prime is 5515327451. The reversal of 5515327427 is 7247235155.

5515327427 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5515327427 - 2² = 5515327423 is a prime.

It is not a weakly prime, because it can be changed into another prime (5515327423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757663713 + 2757663714.

It is an arithmetic number, because the mean of its divisors is an integer number (2757663714).

Almost surely, 2^5515327427 is an apocalyptic number.

5515327427 is a deficient number, since it is larger than the sum of its proper divisors (1).

5515327427 is an equidigital number, since it uses as much as digits as its factorization.

5515327427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 294000, while the sum is 41.

The square root of 5515327427 is about 74265.2504674966. The cubic root of 5515327427 is about 1766.8123788245.

The spelling of 5515327427 in words is "five billion, five hundred fifteen million, three hundred twenty-seven thousand, four hundred twenty-seven".