7151174461 has 2 divisors, whose sum is σ = 7151174462. Its totient is φ = 7151174460.

The previous prime is 7151174369. The next prime is 7151174477. The reversal of 7151174461 is 1644711517.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4386412900 + 2764761561 = 66230^2 + 52581^2 .

It is an emirp because it is prime and its reverse (1644711517) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7151174461 is a prime.

It is a super-2 number, since 2×7151174461² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7151174461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7151174161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3575587230 + 3575587231.

It is an arithmetic number, because the mean of its divisors is an integer number (3575587231).

Almost surely, 2^7151174461 is an apocalyptic number.

It is an amenable number.

7151174461 is a deficient number, since it is larger than the sum of its proper divisors (1).

7151174461 is an equidigital number, since it uses as much as digits as its factorization.

7151174461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23520, while the sum is 37.

The square root of 7151174461 is about 84564.6170747553. The cubic root of 7151174461 is about 1926.6040005712.

Adding to 7151174461 its reverse (1644711517), we get a palindrome (8795885978).

The spelling of 7151174461 in words is "seven billion, one hundred fifty-one million, one hundred seventy-four thousand, four hundred sixty-one".