5418378727 has 2 divisors, whose sum is σ = 5418378728. Its totient is φ = 5418378726.

The previous prime is 5418378697. The next prime is 5418378781. The reversal of 5418378727 is 7278738145.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5418378727 is a prime.

It is a super-2 number, since 2×5418378727² = 58717656058412281058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5418379727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2709189363 + 2709189364.

It is an arithmetic number, because the mean of its divisors is an integer number (2709189364).

Almost surely, 2^5418378727 is an apocalyptic number.

5418378727 is a deficient number, since it is larger than the sum of its proper divisors (1).

5418378727 is an equidigital number, since it uses as much as digits as its factorization.

5418378727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2634240, while the sum is 52.

The square root of 5418378727 is about 73609.6374600500. The cubic root of 5418378727 is about 1756.3987492843.

It can be divided in two parts, 541837 and 8727, that added together give a square (550564 = 742²).

The spelling of 5418378727 in words is "five billion, four hundred eighteen million, three hundred seventy-eight thousand, seven hundred twenty-seven".