5487177863 has 2 divisors, whose sum is σ = 5487177864. Its totient is φ = 5487177862.

The previous prime is 5487177851. The next prime is 5487177869. The reversal of 5487177863 is 3687717845.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5487177863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5487177799 and 5487177808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5487177869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2743588931 + 2743588932.

It is an arithmetic number, because the mean of its divisors is an integer number (2743588932).

Almost surely, 2^5487177863 is an apocalyptic number.

5487177863 is a deficient number, since it is larger than the sum of its proper divisors (1).

5487177863 is an equidigital number, since it uses as much as digits as its factorization.

5487177863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7902720, while the sum is 56.

The square root of 5487177863 is about 74075.4875988002. The cubic root of 5487177863 is about 1763.8013848663.

The spelling of 5487177863 in words is "five billion, four hundred eighty-seven million, one hundred seventy-seven thousand, eight hundred sixty-three".