31337041 has 2 divisors, whose sum is σ = 31337042. Its totient is φ = 31337040.

The previous prime is 31337027. The next prime is 31337071. The reversal of 31337041 is 14073313.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17048641 + 14288400 = 4129^2 + 3780^2 .

It is an emirp because it is prime and its reverse (14073313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 31337041 - 2²³ = 22948433 is a prime.

It is not a weakly prime, because it can be changed into another prime (31337011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15668520 + 15668521.

It is an arithmetic number, because the mean of its divisors is an integer number (15668521).

Almost surely, 2^31337041 is an apocalyptic number.

It is an amenable number.

31337041 is a deficient number, since it is larger than the sum of its proper divisors (1).

31337041 is an equidigital number, since it uses as much as digits as its factorization.

31337041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 31337041 is about 5597.9497139578. The cubic root of 31337041 is about 315.2724308163.

The spelling of 31337041 in words is "thirty-one million, three hundred thirty-seven thousand, forty-one".