7363272121 has 2 divisors, whose sum is σ = 7363272122. Its totient is φ = 7363272120.

The previous prime is 7363272113. The next prime is 7363272127. The reversal of 7363272121 is 1212723637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7320513600 + 42758521 = 85560^2 + 6539^2 .

It is an emirp because it is prime and its reverse (1212723637) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7363272121 - 2³ = 7363272113 is a prime.

It is not a weakly prime, because it can be changed into another prime (7363272127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3681636060 + 3681636061.

It is an arithmetic number, because the mean of its divisors is an integer number (3681636061).

Almost surely, 2^7363272121 is an apocalyptic number.

It is an amenable number.

7363272121 is a deficient number, since it is larger than the sum of its proper divisors (1).

7363272121 is an equidigital number, since it uses as much as digits as its factorization.

7363272121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 34.

The square root of 7363272121 is about 85809.5106675245. The cubic root of 7363272121 is about 1945.4658731644.

Adding to 7363272121 its reverse (1212723637), we get a palindrome (8575995758).

The spelling of 7363272121 in words is "seven billion, three hundred sixty-three million, two hundred seventy-two thousand, one hundred twenty-one".