5121173100 has 72 divisors (see below), whose sum is σ = 15461510400. Its totient is φ = 1306268480.

The previous prime is 5121173089. The next prime is 5121173111. The reversal of 5121173100 is 13711215.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5121173089) and next prime (5121173111).

It is a super-2 number, since 2×5121173100² = 52452827840327220000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 364200 + ... + 377999.

It is an arithmetic number, because the mean of its divisors is an integer number (214743200).

Almost surely, 2^5121173100 is an apocalyptic number.

5121173100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5121173100 is an abundant number, since it is smaller than the sum of its proper divisors (10340337300).

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

5121173100 is a wasteful number, since it uses less digits than its factorization.

5121173100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742239 (or 742232 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 21.

The square root of 5121173100 is about 71562.3720959556. The cubic root of 5121173100 is about 1723.6793756888.

Adding to 5121173100 its reverse (13711215), we get a palindrome (5134884315).

The spelling of 5121173100 in words is "five billion, one hundred twenty-one million, one hundred seventy-three thousand, one hundred".