631496011 has 2 divisors, whose sum is σ = 631496012. Its totient is φ = 631496010.

The previous prime is 631495999. The next prime is 631496023. The reversal of 631496011 is 110694136.

It is a balanced prime because it is at equal distance from previous prime (631495999) and next prime (631496023).

It is a cyclic number.

It is not a de Polignac number, because 631496011 - 2¹⁷ = 631364939 is a prime.

It is not a weakly prime, because it can be changed into another prime (631496051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315748005 + 315748006.

It is an arithmetic number, because the mean of its divisors is an integer number (315748006).

Almost surely, 2^631496011 is an apocalyptic number.

631496011 is a deficient number, since it is larger than the sum of its proper divisors (1).

631496011 is an equidigital number, since it uses as much as digits as its factorization.

631496011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 631496011 is about 25129.5843777807. The cubic root of 631496011 is about 857.9399090899.

The spelling of 631496011 in words is "six hundred thirty-one million, four hundred ninety-six thousand, eleven".