811087126 has 16 divisors (see below), whose sum is σ = 1240372224. Its totient is φ = 397684584.

The previous prime is 811087099. The next prime is 811087139. The reversal of 811087126 is 621780118.

It is a junction number, because it is equal to n+sod(n) for n = 811087091 and 811087100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16311 + ... + 43453.

It is an arithmetic number, because the mean of its divisors is an integer number (77523264).

Almost surely, 2^811087126 is an apocalyptic number.

811087126 is a deficient number, since it is larger than the sum of its proper divisors (429285098).

811087126 is a wasteful number, since it uses less digits than its factorization.

811087126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27435.

The product of its (nonzero) digits is 5376, while the sum is 34.

The square root of 811087126 is about 28479.5913945408. The cubic root of 811087126 is about 932.5865966198.

The spelling of 811087126 in words is "eight hundred eleven million, eighty-seven thousand, one hundred twenty-six".