63031349 has 2 divisors, whose sum is σ = 63031350. Its totient is φ = 63031348.

The previous prime is 63031343. The next prime is 63031439. The reversal of 63031349 is 94313036.

Together with next prime (63031439) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57304900 + 5726449 = 7570^2 + 2393^2 .

It is a cyclic number.

It is not a de Polignac number, because 63031349 - 2⁴ = 63031333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63031343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31515674 + 31515675.

It is an arithmetic number, because the mean of its divisors is an integer number (31515675).

Almost surely, 2^63031349 is an apocalyptic number.

It is an amenable number.

63031349 is a deficient number, since it is larger than the sum of its proper divisors (1).

63031349 is an equidigital number, since it uses as much as digits as its factorization.

63031349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 63031349 is about 7939.2284889654. The cubic root of 63031349 is about 397.9717095621.

The spelling of 63031349 in words is "sixty-three million, thirty-one thousand, three hundred forty-nine".