5215410540231 has 4 divisors (see below), whose sum is σ = 6953880720312. Its totient is φ = 3476940360152.

The previous prime is 5215410540217. The next prime is 5215410540247. The reversal of 5215410540231 is 1320450145125.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5215410540231 - 2⁷ = 5215410540103 is a prime.

It is a super-2 number, since 2×5215410540231² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5215410540192 and 5215410540201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5215410540251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 869235090036 + ... + 869235090041.

It is an arithmetic number, because the mean of its divisors is an integer number (1738470180078).

Almost surely, 2^{5215410540231} is an apocalyptic number.

5215410540231 is a deficient number, since it is larger than the sum of its proper divisors (1738470180081).

5215410540231 is a wasteful number, since it uses less digits than its factorization.

5215410540231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738470180080.

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 5215410540231 its reverse (1320450145125), we get a palindrome (6535860685356).

The spelling of 5215410540231 in words is "five trillion, two hundred fifteen billion, four hundred ten million, five hundred forty thousand, two hundred thirty-one".