5111165771 has 2 divisors, whose sum is σ = 5111165772. Its totient is φ = 5111165770.

The previous prime is 5111165767. The next prime is 5111165789. The reversal of 5111165771 is 1775611115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5111165771 - 2² = 5111165767 is a prime.

It is a super-2 number, since 2×5111165771² = 52248031077284048882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5111165711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555582885 + 2555582886.

It is an arithmetic number, because the mean of its divisors is an integer number (2555582886).

Almost surely, 2^5111165771 is an apocalyptic number.

5111165771 is a deficient number, since it is larger than the sum of its proper divisors (1).

5111165771 is an equidigital number, since it uses as much as digits as its factorization.

5111165771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7350, while the sum is 35.

The square root of 5111165771 is about 71492.4175769711. The cubic root of 5111165771 is about 1722.5558912689. Note that the first 3 decimals are identical.

Adding to 5111165771 its reverse (1775611115), we get a palindrome (6886776886).

The spelling of 5111165771 in words is "five billion, one hundred eleven million, one hundred sixty-five thousand, seven hundred seventy-one".