5551207237 has 2 divisors, whose sum is σ = 5551207238. Its totient is φ = 5551207236.

The previous prime is 5551207201. The next prime is 5551207243. The reversal of 5551207237 is 7327021555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2967416676 + 2583790561 = 54474^2 + 50831^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5551207237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5551207196 and 5551207205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5551207037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775603618 + 2775603619.

It is an arithmetic number, because the mean of its divisors is an integer number (2775603619).

Almost surely, 2^5551207237 is an apocalyptic number.

It is an amenable number.

5551207237 is a deficient number, since it is larger than the sum of its proper divisors (1).

5551207237 is an equidigital number, since it uses as much as digits as its factorization.

5551207237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73500, while the sum is 37.

The square root of 5551207237 is about 74506.4241324196. The cubic root of 5551207237 is about 1770.6354168988.

The spelling of 5551207237 in words is "five billion, five hundred fifty-one million, two hundred seven thousand, two hundred thirty-seven".