5481689 has 2 divisors, whose sum is σ = 5481690. Its totient is φ = 5481688.

The previous prime is 5481677. The next prime is 5481713. The reversal of 5481689 is 9861845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4481689 + 1000000 = 2117^2 + 1000^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5481689 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5481629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2740844 + 2740845.

It is an arithmetic number, because the mean of its divisors is an integer number (2740845).

Almost surely, 2^5481689 is an apocalyptic number.

It is an amenable number.

5481689 is a deficient number, since it is larger than the sum of its proper divisors (1).

5481689 is an equidigital number, since it uses as much as digits as its factorization.

5481689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 41.

The square root of 5481689 is about 2341.3007068721. The cubic root of 5481689 is about 176.3213074307.

The spelling of 5481689 in words is "five million, four hundred eighty-one thousand, six hundred eighty-nine".