5161157311 has 2 divisors, whose sum is σ = 5161157312. Its totient is φ = 5161157310.

The previous prime is 5161157237. The next prime is 5161157317. The reversal of 5161157311 is 1137511615.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5161157311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5161157317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2580578655 + 2580578656.

It is an arithmetic number, because the mean of its divisors is an integer number (2580578656).

Almost surely, 2^5161157311 is an apocalyptic number.

5161157311 is a deficient number, since it is larger than the sum of its proper divisors (1).

5161157311 is an equidigital number, since it uses as much as digits as its factorization.

5161157311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3150, while the sum is 31.

The square root of 5161157311 is about 71841.1950833225. The cubic root of 5161157311 is about 1728.1536999228.

Adding to 5161157311 its reverse (1137511615), we get a palindrome (6298668926).

The spelling of 5161157311 in words is "five billion, one hundred sixty-one million, one hundred fifty-seven thousand, three hundred eleven".