5213155263 has 4 divisors (see below), whose sum is σ = 6950873688. Its totient is φ = 3475436840.

The previous prime is 5213155261. The next prime is 5213155279. The reversal of 5213155263 is 3625513125.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5213155263 - 2¹ = 5213155261 is a prime.

It is a super-2 number, since 2×5213155263² = 54353975592289198338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5213155261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 868859208 + ... + 868859213.

It is an arithmetic number, because the mean of its divisors is an integer number (1737718422).

Almost surely, 2^5213155263 is an apocalyptic number.

5213155263 is a deficient number, since it is larger than the sum of its proper divisors (1737718425).

5213155263 is a wasteful number, since it uses less digits than its factorization.

5213155263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737718424.

The product of its digits is 27000, while the sum is 33.

The square root of 5213155263 is about 72202.1832287639. The cubic root of 5213155263 is about 1733.9379551666.

Adding to 5213155263 its reverse (3625513125), we get a palindrome (8838668388).

The spelling of 5213155263 in words is "five billion, two hundred thirteen million, one hundred fifty-five thousand, two hundred sixty-three".