5202964861 has 4 divisors (see below), whose sum is σ = 5256603772. Its totient is φ = 5149325952.

The previous prime is 5202964853. The next prime is 5202964873. The reversal of 5202964861 is 1684692025.

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 1386072900 + 3816891961 = 37230^2 + 61781^2 .

It is a cyclic number.

It is not a de Polignac number, because 5202964861 - 2³ = 5202964853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5202964841) 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, 26819310 + ... + 26819503.

It is an arithmetic number, because the mean of its divisors is an integer number (1314150943).

Almost surely, 2^5202964861 is an apocalyptic number.

It is an amenable number.

5202964861 is a deficient number, since it is larger than the sum of its proper divisors (53638911).

5202964861 is an equidigital number, since it uses as much as digits as its factorization.

5202964861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53638910.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 5202964861 is about 72131.5801920352. The cubic root of 5202964861 is about 1732.8074146023.

The spelling of 5202964861 in words is "five billion, two hundred two million, nine hundred sixty-four thousand, eight hundred sixty-one".