5271631 has 2 divisors, whose sum is σ = 5271632. Its totient is φ = 5271630.

The previous prime is 5271619. The next prime is 5271653. The reversal of 5271631 is 1361725.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5271631 - 2⁵ = 5271599 is a prime.

It is a super-2 number, since 2×5271631² = 55580186800322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5271596 and 5271605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5271731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2635815 + 2635816.

It is an arithmetic number, because the mean of its divisors is an integer number (2635816).

Almost surely, 2^5271631 is an apocalyptic number.

5271631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5271631 is an equidigital number, since it uses as much as digits as its factorization.

5271631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1260, while the sum is 25.

The square root of 5271631 is about 2296.0032665482. The cubic root of 5271631 is about 174.0397033633.

The spelling of 5271631 in words is "five million, two hundred seventy-one thousand, six hundred thirty-one".