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13027031 is a prime number
BaseRepresentation
bin110001101100…
…011011010111
3220111211201122
4301230123113
511313331111
61143114155
7215504453
oct61543327
926454648
1013027031
117398446
12444295b
132911604
141a31663
151224cdb
hexc6c6d7

13027031 has 2 divisors, whose sum is σ = 13027032. Its totient is φ = 13027030.

The previous prime is 13027013. The next prime is 13027051. The reversal of 13027031 is 13072031.

Together with previous prime (13027013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13027031 - 26 = 13026967 is a prime.

It is a super-2 number, since 2×130270312 = 339407073349922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13027051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6513515 + 6513516.

It is an arithmetic number, because the mean of its divisors is an integer number (6513516).

Almost surely, 213027031 is an apocalyptic number.

13027031 is a deficient number, since it is larger than the sum of its proper divisors (1).

13027031 is an equidigital number, since it uses as much as digits as its factorization.

13027031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 13027031 is about 3609.2978541539. The cubic root of 13027031 is about 235.2963275565.

Adding to 13027031 its reverse (13072031), we get a palindrome (26099062).

The spelling of 13027031 in words is "thirteen million, twenty-seven thousand, thirty-one".