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5315224231 is a prime number
BaseRepresentation
bin1001111001100111…
…11110001010100111
3111201102112100220201
410330303332022213
541341144133411
62235231411331
7245500442362
oct47463761247
914642470821
105315224231
11228833a6a9
121044083b47
1366925a0c5
14385cb90d9
152119713c1
hex13ccfe2a7

5315224231 has 2 divisors, whose sum is σ = 5315224232. Its totient is φ = 5315224230.

The previous prime is 5315224177. The next prime is 5315224237. The reversal of 5315224231 is 1324225135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5315224231 - 217 = 5315093159 is a prime.

It is a super-2 number, since 2×53152242312 = 56503217251619082722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5315224231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5315224237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2657612115 + 2657612116.

It is an arithmetic number, because the mean of its divisors is an integer number (2657612116).

Almost surely, 25315224231 is an apocalyptic number.

5315224231 is a deficient number, since it is larger than the sum of its proper divisors (1).

5315224231 is an equidigital number, since it uses as much as digits as its factorization.

5315224231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 28.

The square root of 5315224231 is about 72905.5843608705. The cubic root of 5315224231 is about 1745.1812173494.

Adding to 5315224231 its reverse (1324225135), we get a palindrome (6639449366).

The spelling of 5315224231 in words is "five billion, three hundred fifteen million, two hundred twenty-four thousand, two hundred thirty-one".