4261322813 has 4 divisors (see below), whose sum is σ = 4648715808. Its totient is φ = 3873929820.

The previous prime is 4261322803. The next prime is 4261322827. The reversal of 4261322813 is 3182231624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4261322813 - 2⁶ = 4261322749 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4261322813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4261322803) 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, 193696481 + ... + 193696502.

It is an arithmetic number, because the mean of its divisors is an integer number (1162178952).

Almost surely, 2^4261322813 is an apocalyptic number.

It is an amenable number.

4261322813 is a deficient number, since it is larger than the sum of its proper divisors (387392995).

4261322813 is a wasteful number, since it uses less digits than its factorization.

4261322813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387392994.

The product of its digits is 13824, while the sum is 32.

The square root of 4261322813 is about 65278.8082994780. The cubic root of 4261322813 is about 1621.2431159807.

The spelling of 4261322813 in words is "four billion, two hundred sixty-one million, three hundred twenty-two thousand, eight hundred thirteen".