31134127 has 2 divisors, whose sum is σ = 31134128. Its totient is φ = 31134126.

The previous prime is 31134113. The next prime is 31134133. The reversal of 31134127 is 72143113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31134127 - 2²³ = 22745519 is a prime.

It is equal to p_1923700 and since 31134127 and 1923700 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 31134098 and 31134107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31131127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15567063 + 15567064.

It is an arithmetic number, because the mean of its divisors is an integer number (15567064).

Almost surely, 2^31134127 is an apocalyptic number.

31134127 is a deficient number, since it is larger than the sum of its proper divisors (1).

31134127 is an equidigital number, since it uses as much as digits as its factorization.

31134127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504, while the sum is 22.

The square root of 31134127 is about 5579.7963224476. The cubic root of 31134127 is about 314.5904714177.

The spelling of 31134127 in words is "thirty-one million, one hundred thirty-four thousand, one hundred twenty-seven".