5551532201 has 2 divisors, whose sum is σ = 5551532202. Its totient is φ = 5551532200.

The previous prime is 5551532191. The next prime is 5551532209. The reversal of 5551532201 is 1022351555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3214776601 + 2336755600 = 56699^2 + 48340^2 .

It is a cyclic number.

It is not a de Polignac number, because 5551532201 - 2⁶ = 5551532137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5551532209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775766100 + 2775766101.

It is an arithmetic number, because the mean of its divisors is an integer number (2775766101).

Almost surely, 2^5551532201 is an apocalyptic number.

It is an amenable number.

5551532201 is a deficient number, since it is larger than the sum of its proper divisors (1).

5551532201 is an equidigital number, since it uses as much as digits as its factorization.

5551532201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 5551532201 is about 74508.6048788997. The cubic root of 5551532201 is about 1770.6699668333.

Adding to 5551532201 its reverse (1022351555), we get a palindrome (6573883756).

The spelling of 5551532201 in words is "five billion, five hundred fifty-one million, five hundred thirty-two thousand, two hundred one".