5521625231 has 2 divisors, whose sum is σ = 5521625232. Its totient is φ = 5521625230.

The previous prime is 5521625183. The next prime is 5521625269. The reversal of 5521625231 is 1325261255.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5521625231 - 2⁶ = 5521625167 is a prime.

It is a super-2 number, since 2×5521625231² = 60976690383231606722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5521625281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760812615 + 2760812616.

It is an arithmetic number, because the mean of its divisors is an integer number (2760812616).

Almost surely, 2^5521625231 is an apocalyptic number.

5521625231 is a deficient number, since it is larger than the sum of its proper divisors (1).

5521625231 is an equidigital number, since it uses as much as digits as its factorization.

5521625231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18000, while the sum is 32.

The square root of 5521625231 is about 74307.6391160424. The cubic root of 5521625231 is about 1767.4846148598.

Adding to 5521625231 its reverse (1325261255), we get a palindrome (6846886486).

The spelling of 5521625231 in words is "five billion, five hundred twenty-one million, six hundred twenty-five thousand, two hundred thirty-one".