7493189441 has 2 divisors, whose sum is σ = 7493189442. Its totient is φ = 7493189440.

The previous prime is 7493189437. The next prime is 7493189519. The reversal of 7493189441 is 1449813947.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4393038400 + 3100151041 = 66280^2 + 55679^2 .

It is a cyclic number.

It is not a de Polignac number, because 7493189441 - 2² = 7493189437 is a prime.

It is a super-2 number, since 2×7493189441² (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 7493189441.

It is not a weakly prime, because it can be changed into another prime (7493189411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3746594720 + 3746594721.

It is an arithmetic number, because the mean of its divisors is an integer number (3746594721).

Almost surely, 2^7493189441 is an apocalyptic number.

It is an amenable number.

7493189441 is a deficient number, since it is larger than the sum of its proper divisors (1).

7493189441 is an equidigital number, since it uses as much as digits as its factorization.

7493189441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 50.

The square root of 7493189441 is about 86563.2106671189. The cubic root of 7493189441 is about 1956.8411425486.

The spelling of 7493189441 in words is "seven billion, four hundred ninety-three million, one hundred eighty-nine thousand, four hundred forty-one".