1036631 has 2 divisors, whose sum is σ = 1036632. Its totient is φ = 1036630.

The previous prime is 1036619. The next prime is 1036649. The reversal of 1036631 is 1366301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1036631 - 2¹⁰ = 1035607 is a prime.

It is a super-2 number, since 2×1036631² = 2149207660322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1036661) 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, 518315 + 518316.

It is an arithmetic number, because the mean of its divisors is an integer number (518316).

2^1036631 is an apocalyptic number.

1036631 is a deficient number, since it is larger than the sum of its proper divisors (1).

1036631 is an equidigital number, since it uses as much as digits as its factorization.

1036631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1036631 is about 1018.1507746891. The cubic root of 1036631 is about 101.2064203043.

The spelling of 1036631 in words is "one million, thirty-six thousand, six hundred thirty-one".