5211501023 has 16 divisors (see below), whose sum is σ = 5676678336. Its totient is φ = 4770627840.

The previous prime is 5211501017. The next prime is 5211501059. The reversal of 5211501023 is 3201051125.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5211501023 - 2¹⁰ = 5211499999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5211500986 and 5211501004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5211501223) 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, 1715 + ... + 102107.

It is an arithmetic number, because the mean of its divisors is an integer number (354792396).

Almost surely, 2^5211501023 is an apocalyptic number.

5211501023 is a deficient number, since it is larger than the sum of its proper divisors (465177313).

5211501023 is a wasteful number, since it uses less digits than its factorization.

5211501023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100514.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 5211501023 is about 72190.7267105686. The cubic root of 5211501023 is about 1733.7545311923.

Adding to 5211501023 its reverse (3201051125), we get a palindrome (8412552148).

The spelling of 5211501023 in words is "five billion, two hundred eleven million, five hundred one thousand, twenty-three".