7323136081 has 2 divisors, whose sum is σ = 7323136082. Its totient is φ = 7323136080.

The previous prime is 7323136063. The next prime is 7323136099. The reversal of 7323136081 is 1806313237.

It is a balanced prime because it is at equal distance from previous prime (7323136063) and next prime (7323136099).

It can be written as a sum of positive squares in only one way, i.e., 3767995456 + 3555140625 = 61384^2 + 59625^2 .

It is an emirp because it is prime and its reverse (1806313237) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7323136081 is a prime.

It is a super-2 number, since 2×7323136081² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7323136061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3661568040 + 3661568041.

It is an arithmetic number, because the mean of its divisors is an integer number (3661568041).

Almost surely, 2^7323136081 is an apocalyptic number.

It is an amenable number.

7323136081 is a deficient number, since it is larger than the sum of its proper divisors (1).

7323136081 is an equidigital number, since it uses as much as digits as its factorization.

7323136081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 7323136081 is about 85575.3240192522. The cubic root of 7323136081 is about 1941.9246214276.

The spelling of 7323136081 in words is "seven billion, three hundred twenty-three million, one hundred thirty-six thousand, eighty-one".