5321651 has 2 divisors, whose sum is σ = 5321652. Its totient is φ = 5321650.

The previous prime is 5321647. The next prime is 5321683. The reversal of 5321651 is 1561235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5321651 - 2² = 5321647 is a prime.

It is not a weakly prime, because it can be changed into another prime (5321611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660825 + 2660826.

It is an arithmetic number, because the mean of its divisors is an integer number (2660826).

Almost surely, 2^5321651 is an apocalyptic number.

5321651 is a deficient number, since it is larger than the sum of its proper divisors (1).

5321651 is an equidigital number, since it uses as much as digits as its factorization.

5321651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 23.

The square root of 5321651 is about 2306.8703908109. The cubic root of 5321651 is about 174.5884314631.

Adding to 5321651 its reverse (1561235), we get a palindrome (6882886).

The spelling of 5321651 in words is "five million, three hundred twenty-one thousand, six hundred fifty-one".