631114193 has 2 divisors, whose sum is σ = 631114194. Its totient is φ = 631114192.

The previous prime is 631114177. The next prime is 631114283. The reversal of 631114193 is 391411136.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 544382224 + 86731969 = 23332^2 + 9313^2 .

It is a cyclic number.

It is not a de Polignac number, because 631114193 - 2⁴ = 631114177 is a prime.

It is not a weakly prime, because it can be changed into another prime (631114123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315557096 + 315557097.

It is an arithmetic number, because the mean of its divisors is an integer number (315557097).

Almost surely, 2^631114193 is an apocalyptic number.

It is an amenable number.

631114193 is a deficient number, since it is larger than the sum of its proper divisors (1).

631114193 is an equidigital number, since it uses as much as digits as its factorization.

631114193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 29.

The square root of 631114193 is about 25121.9862471103. The cubic root of 631114193 is about 857.7669637152.

The spelling of 631114193 in words is "six hundred thirty-one million, one hundred fourteen thousand, one hundred ninety-three".