5261003000 has 64 divisors (see below), whose sum is σ = 13429933920. Its totient is φ = 1913088000.

The previous prime is 5261002991. The next prime is 5261003009. The reversal of 5261003000 is 3001625.

It is an interprime number because it is at equal distance from previous prime (5261002991) and next prime (5261003009).

It is a self number, because there is not a number n which added to its sum of digits gives 5261003000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5261003009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228137 + ... + 250136.

Almost surely, 2^5261003000 is an apocalyptic number.

5261003000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5261003000 is an abundant number, since it is smaller than the sum of its proper divisors (8168930920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5261003000 is a wasteful number, since it uses less digits than its factorization.

5261003000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478305 (or 478291 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 5261003000 is about 72532.7719034644. The cubic root of 5261003000 is about 1739.2266568229.

Adding to 5261003000 its reverse (3001625), we get a palindrome (5264004625).

The spelling of 5261003000 in words is "five billion, two hundred sixty-one million, three thousand".