5525102491 has 2 divisors, whose sum is σ = 5525102492. Its totient is φ = 5525102490.

The previous prime is 5525102489. The next prime is 5525102507. The reversal of 5525102491 is 1942015255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5525102491 - 2¹ = 5525102489 is a prime.

Together with 5525102489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5525102431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2762551245 + 2762551246.

It is an arithmetic number, because the mean of its divisors is an integer number (2762551246).

Almost surely, 2^5525102491 is an apocalyptic number.

5525102491 is a deficient number, since it is larger than the sum of its proper divisors (1).

5525102491 is an equidigital number, since it uses as much as digits as its factorization.

5525102491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 34.

The square root of 5525102491 is about 74331.0331624686. The cubic root of 5525102491 is about 1767.8555632425.

The spelling of 5525102491 in words is "five billion, five hundred twenty-five million, one hundred two thousand, four hundred ninety-one".