31052227 has 2 divisors, whose sum is σ = 31052228. Its totient is φ = 31052226.

The previous prime is 31052221. The next prime is 31052239. The reversal of 31052227 is 72225013.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31052227 - 2¹¹ = 31050179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31052198 and 31052207.

It is not a weakly prime, because it can be changed into another prime (31052221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15526113 + 15526114.

It is an arithmetic number, because the mean of its divisors is an integer number (15526114).

Almost surely, 2^31052227 is an apocalyptic number.

31052227 is a deficient number, since it is larger than the sum of its proper divisors (1).

31052227 is an equidigital number, since it uses as much as digits as its factorization.

31052227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 31052227 is about 5572.4525121350. The cubic root of 31052227 is about 314.3143801185.

The spelling of 31052227 in words is "thirty-one million, fifty-two thousand, two hundred twenty-seven".