1126704165861 has 16 divisors (see below), whose sum is σ = 1504719014400. Its totient is φ = 749913421248.

The previous prime is 1126704165857. The next prime is 1126704165893. The reversal of 1126704165861 is 1685614076211.

It is not a de Polignac number, because 1126704165861 - 2² = 1126704165857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1126704165861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126704165061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6414475 + ... + 6587783.

It is an arithmetic number, because the mean of its divisors is an integer number (94044938400).

Almost surely, 2^{1126704165861} is an apocalyptic number.

It is an amenable number.

1126704165861 is a deficient number, since it is larger than the sum of its proper divisors (378014848539).

1126704165861 is a wasteful number, since it uses less digits than its factorization.

1126704165861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176828.

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 1126704165861 in words is "one trillion, one hundred twenty-six billion, seven hundred four million, one hundred sixty-five thousand, eight hundred sixty-one".