1166002426 has 16 divisors (see below), whose sum is σ = 1874202624. Its totient is φ = 542094784.

The previous prime is 1166002421. The next prime is 1166002441. The reversal of 1166002426 is 6242006611.

It is a junction number, because it is equal to n+sod(n) for n = 1166002394 and 1166002403.

It is not an unprimeable number, because it can be changed into a prime (1166002421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203770 + ... + 209413.

It is an arithmetic number, because the mean of its divisors is an integer number (117137664).

Almost surely, 2^1166002426 is an apocalyptic number.

1166002426 is a deficient number, since it is larger than the sum of its proper divisors (708200198).

1166002426 is a wasteful number, since it uses less digits than its factorization.

1166002426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413285.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1166002426 is about 34146.7776810638. Note that the first 3 decimals coincide. The cubic root of 1166002426 is about 1052.5267720183.

The spelling of 1166002426 in words is "one billion, one hundred sixty-six million, two thousand, four hundred twenty-six".