1077631263 has 8 divisors (see below), whose sum is σ = 1596490800. Its totient is φ = 718420824.

The previous prime is 1077631237. The next prime is 1077631267. The reversal of 1077631263 is 3621367701.

1077631263 is a `hidden beast` number, since 10 + 7 + 7 + 631 + 2 + 6 + 3 = 666.

It is not a de Polignac number, because 1077631263 - 2¹² = 1077627167 is a prime.

It is a super-2 number, since 2×1077631263² = 2322578277989950338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1077631267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19956108 + ... + 19956161.

It is an arithmetic number, because the mean of its divisors is an integer number (199561350).

Almost surely, 2^1077631263 is an apocalyptic number.

1077631263 is a deficient number, since it is larger than the sum of its proper divisors (518859537).

1077631263 is an equidigital number, since it uses as much as digits as its factorization.

1077631263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39912278 (or 39912272 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 1077631263 is about 32827.2944818789. The cubic root of 1077631263 is about 1025.2349294538.

Adding to 1077631263 its reverse (3621367701), we get a palindrome (4698998964).

The spelling of 1077631263 in words is "one billion, seventy-seven million, six hundred thirty-one thousand, two hundred sixty-three".