2623493897 has 2 divisors, whose sum is σ = 2623493898. Its totient is φ = 2623493896.

The previous prime is 2623493891. The next prime is 2623493911. The reversal of 2623493897 is 7983943262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2033198281 + 590295616 = 45091^2 + 24296^2 .

It is a cyclic number.

It is not a de Polignac number, because 2623493897 - 2¹⁰ = 2623492873 is a prime.

It is not a weakly prime, because it can be changed into another prime (2623493891) 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, 1311746948 + 1311746949.

It is an arithmetic number, because the mean of its divisors is an integer number (1311746949).

Almost surely, 2^2623493897 is an apocalyptic number.

It is an amenable number.

2623493897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2623493897 is an equidigital number, since it uses as much as digits as its factorization.

2623493897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3919104, while the sum is 53.

The square root of 2623493897 is about 51220.0536606513. The cubic root of 2623493897 is about 1379.1982139732.

The spelling of 2623493897 in words is "two billion, six hundred twenty-three million, four hundred ninety-three thousand, eight hundred ninety-seven".