31132027 has 2 divisors, whose sum is σ = 31132028. Its totient is φ = 31132026.

The previous prime is 31131979. The next prime is 31132039. The reversal of 31132027 is 72023113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31132027 - 2¹⁹ = 30607739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31131995 and 31132013.

It is not a weakly prime, because it can be changed into another prime (31132067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15566013 + 15566014.

It is an arithmetic number, because the mean of its divisors is an integer number (15566014).

Almost surely, 2^31132027 is an apocalyptic number.

31132027 is a deficient number, since it is larger than the sum of its proper divisors (1).

31132027 is an equidigital number, since it uses as much as digits as its factorization.

31132027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 31132027 is about 5579.6081403625. The cubic root of 31132027 is about 314.5833982057.

The spelling of 31132027 in words is "thirty-one million, one hundred thirty-two thousand, twenty-seven".