5478877 has 2 divisors, whose sum is σ = 5478878. Its totient is φ = 5478876.

The previous prime is 5478841. The next prime is 5478881. The reversal of 5478877 is 7788745.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3956121 + 1522756 = 1989^2 + 1234^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5478877 is a prime.

It is a super-2 number, since 2×5478877² = 60036186362258, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5478817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2739438 + 2739439.

It is an arithmetic number, because the mean of its divisors is an integer number (2739439).

Almost surely, 2^5478877 is an apocalyptic number.

It is an amenable number.

5478877 is a deficient number, since it is larger than the sum of its proper divisors (1).

5478877 is an equidigital number, since it uses as much as digits as its factorization.

5478877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 439040, while the sum is 46.

The square root of 5478877 is about 2340.7001089418. The cubic root of 5478877 is about 176.2911524716.

The spelling of 5478877 in words is "five million, four hundred seventy-eight thousand, eight hundred seventy-seven".