7346623121 has 2 divisors, whose sum is σ = 7346623122. Its totient is φ = 7346623120.

The previous prime is 7346623111. The next prime is 7346623139. The reversal of 7346623121 is 1213266437.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7129944721 + 216678400 = 84439^2 + 14720^2 .

It is a cyclic number.

It is not a de Polignac number, because 7346623121 - 2³⁰ = 6272881297 is a prime.

It is not a weakly prime, because it can be changed into another prime (7346623111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3673311560 + 3673311561.

It is an arithmetic number, because the mean of its divisors is an integer number (3673311561).

Almost surely, 2^7346623121 is an apocalyptic number.

It is an amenable number.

7346623121 is a deficient number, since it is larger than the sum of its proper divisors (1).

7346623121 is an equidigital number, since it uses as much as digits as its factorization.

7346623121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 35.

The square root of 7346623121 is about 85712.4443765315. Note that the first 3 decimals coincide. The cubic root of 7346623121 is about 1943.9984773404.

Adding to 7346623121 its reverse (1213266437), we get a palindrome (8559889558).

The spelling of 7346623121 in words is "seven billion, three hundred forty-six million, six hundred twenty-three thousand, one hundred twenty-one".