5556111017 has 2 divisors, whose sum is σ = 5556111018. Its totient is φ = 5556111016.

The previous prime is 5556110951. The next prime is 5556111047. The reversal of 5556111017 is 7101116555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5037592576 + 518518441 = 70976^2 + 22771^2 .

It is a cyclic number.

It is not a de Polignac number, because 5556111017 - 2¹⁴ = 5556094633 is a prime.

It is not a weakly prime, because it can be changed into another prime (5556111047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778055508 + 2778055509.

It is an arithmetic number, because the mean of its divisors is an integer number (2778055509).

Almost surely, 2^5556111017 is an apocalyptic number.

It is an amenable number.

5556111017 is a deficient number, since it is larger than the sum of its proper divisors (1).

5556111017 is an equidigital number, since it uses as much as digits as its factorization.

5556111017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5250, while the sum is 32.

The square root of 5556111017 is about 74539.3253055057. The cubic root of 5556111017 is about 1771.1566399236.

The spelling of 5556111017 in words is "five billion, five hundred fifty-six million, one hundred eleven thousand, seventeen".