7489353973 has 2 divisors, whose sum is σ = 7489353974. Its totient is φ = 7489353972.

The previous prime is 7489353943. The next prime is 7489354049. The reversal of 7489353973 is 3793539847.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7488825444 + 528529 = 86538^2 + 727^2 .

It is an emirp because it is prime and its reverse (3793539847) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7489353973 - 2⁵ = 7489353941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7489353913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3744676986 + 3744676987.

It is an arithmetic number, because the mean of its divisors is an integer number (3744676987).

Almost surely, 2^7489353973 is an apocalyptic number.

It is an amenable number.

7489353973 is a deficient number, since it is larger than the sum of its proper divisors (1).

7489353973 is an equidigital number, since it uses as much as digits as its factorization.

7489353973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17146080, while the sum is 58.

The square root of 7489353973 is about 86541.0536855197. The cubic root of 7489353973 is about 1956.5072089777.

The spelling of 7489353973 in words is "seven billion, four hundred eighty-nine million, three hundred fifty-three thousand, nine hundred seventy-three".