3116156473 has 2 divisors, whose sum is σ = 3116156474. Its totient is φ = 3116156472.

The previous prime is 3116156471. The next prime is 3116156543. The reversal of 3116156473 is 3746516113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1949045904 + 1167110569 = 44148^2 + 34163^2 .

It is a cyclic number.

It is not a de Polignac number, because 3116156473 - 2¹ = 3116156471 is a prime.

Together with 3116156471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3116156471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1558078236 + 1558078237.

It is an arithmetic number, because the mean of its divisors is an integer number (1558078237).

Almost surely, 2^3116156473 is an apocalyptic number.

It is an amenable number.

3116156473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3116156473 is an equidigital number, since it uses as much as digits as its factorization.

3116156473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 37.

The square root of 3116156473 is about 55822.5444869723. The cubic root of 3116156473 is about 1460.6284391901.

The spelling of 3116156473 in words is "three billion, one hundred sixteen million, one hundred fifty-six thousand, four hundred seventy-three".