5473687381 has 2 divisors, whose sum is σ = 5473687382. Its totient is φ = 5473687380.

The previous prime is 5473687379. The next prime is 5473687469. The reversal of 5473687381 is 1837863745.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3811086756 + 1662600625 = 61734^2 + 40775^2 .

It is a cyclic number.

It is not a de Polignac number, because 5473687381 - 2¹ = 5473687379 is a prime.

It is a super-2 number, since 2×5473687381² = 59922507089837278322, which contains 22 as substring.

Together with 5473687379, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5473687321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2736843690 + 2736843691.

It is an arithmetic number, because the mean of its divisors is an integer number (2736843691).

Almost surely, 2^5473687381 is an apocalyptic number.

It is an amenable number.

5473687381 is a deficient number, since it is larger than the sum of its proper divisors (1).

5473687381 is an equidigital number, since it uses as much as digits as its factorization.

5473687381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 52.

The square root of 5473687381 is about 73984.3725458289. The cubic root of 5473687381 is about 1762.3547360854.

The spelling of 5473687381 in words is "five billion, four hundred seventy-three million, six hundred eighty-seven thousand, three hundred eighty-one".