7463371621 has 2 divisors, whose sum is σ = 7463371622. Its totient is φ = 7463371620.

The previous prime is 7463371609. The next prime is 7463371697. The reversal of 7463371621 is 1261733647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7308369121 + 155002500 = 85489^2 + 12450^2 .

It is an emirp because it is prime and its reverse (1261733647) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7463371621 - 2⁷ = 7463371493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7463372621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3731685810 + 3731685811.

It is an arithmetic number, because the mean of its divisors is an integer number (3731685811).

Almost surely, 2^7463371621 is an apocalyptic number.

It is an amenable number.

7463371621 is a deficient number, since it is larger than the sum of its proper divisors (1).

7463371621 is an equidigital number, since it uses as much as digits as its factorization.

7463371621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 40.

The square root of 7463371621 is about 86390.8075028819. The cubic root of 7463371621 is about 1954.2420577339.

The spelling of 7463371621 in words is "seven billion, four hundred sixty-three million, three hundred seventy-one thousand, six hundred twenty-one".