2513127100 has 72 divisors (see below), whose sum is σ = 5958868608. Its totient is φ = 912388800.

The previous prime is 2513127091. The next prime is 2513127101. The reversal of 2513127100 is 17213152.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513127101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 864249 + ... + 867151.

It is an arithmetic number, because the mean of its divisors is an integer number (82762064).

Almost surely, 2^2513127100 is an apocalyptic number.

2513127100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2513127100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2979434304).

2513127100 is an abundant number, since it is smaller than the sum of its proper divisors (3445741508).

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

2513127100 is a wasteful number, since it uses less digits than its factorization.

2513127100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3715 (or 3708 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 2513127100 is about 50131.0991301807. The cubic root of 2513127100 is about 1359.5801580348.

The spelling of 2513127100 in words is "two billion, five hundred thirteen million, one hundred twenty-seven thousand, one hundred".