3245266553 has 4 divisors (see below), whose sum is σ = 3245399460. Its totient is φ = 3245133648.

The previous prime is 3245266457. The next prime is 3245266567. The reversal of 3245266553 is 3556625423.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3119557609 + 125708944 = 55853^2 + 11212^2 .

It is a cyclic number.

It is not a de Polignac number, because 3245266553 - 2²⁴ = 3228489337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3245266553.

It is not an unprimeable number, because it can be changed into a prime (3245266573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18098 + ... + 82571.

It is an arithmetic number, because the mean of its divisors is an integer number (811349865).

Almost surely, 2^3245266553 is an apocalyptic number.

It is an amenable number.

3245266553 is a deficient number, since it is larger than the sum of its proper divisors (132907).

3245266553 is a wasteful number, since it uses less digits than its factorization.

3245266553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132906.

The product of its digits is 648000, while the sum is 41.

The square root of 3245266553 is about 56967.2410513270. The cubic root of 3245266553 is about 1480.5285659235.

The spelling of 3245266553 in words is "three billion, two hundred forty-five million, two hundred sixty-six thousand, five hundred fifty-three".