7554166117 has 2 divisors, whose sum is σ = 7554166118. Its totient is φ = 7554166116.

The previous prime is 7554166099. The next prime is 7554166159. The reversal of 7554166117 is 7116614557.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7004685636 + 549480481 = 83694^2 + 23441^2 .

It is a cyclic number.

It is not a de Polignac number, because 7554166117 - 2³¹ = 5406682469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7554166177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3777083058 + 3777083059.

It is an arithmetic number, because the mean of its divisors is an integer number (3777083059).

Almost surely, 2^7554166117 is an apocalyptic number.

It is an amenable number.

7554166117 is a deficient number, since it is larger than the sum of its proper divisors (1).

7554166117 is an equidigital number, since it uses as much as digits as its factorization.

7554166117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 176400, while the sum is 43.

The square root of 7554166117 is about 86914.7059881123. The cubic root of 7554166117 is about 1962.1348144494.

The spelling of 7554166117 in words is "seven billion, five hundred fifty-four million, one hundred sixty-six thousand, one hundred seventeen".