2513723511 has 16 divisors (see below), whose sum is σ = 3610613216. Its totient is φ = 1546407936.

The previous prime is 2513723491. The next prime is 2513723519. The reversal of 2513723511 is 1153273152.

2513723511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2513723511 - 2¹⁰ = 2513722487 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 (2513723519) 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, 139431 + ... + 156423.

It is an arithmetic number, because the mean of its divisors is an integer number (225663326).

Almost surely, 2^2513723511 is an apocalyptic number.

2513723511 is a deficient number, since it is larger than the sum of its proper divisors (1096889705).

2513723511 is a wasteful number, since it uses less digits than its factorization.

2513723511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20802.

The product of its digits is 6300, while the sum is 30.

The square root of 2513723511 is about 50137.0472904019. The cubic root of 2513723511 is about 1359.6877006027.

Adding to 2513723511 its reverse (1153273152), we get a palindrome (3666996663).

The spelling of 2513723511 in words is "two billion, five hundred thirteen million, seven hundred twenty-three thousand, five hundred eleven".