1166414420 has 24 divisors (see below), whose sum is σ = 2476996200. Its totient is φ = 461322752.

The previous prime is 1166414419. The next prime is 1166414443. The reversal of 1166414420 is 244146611.

It can be written as a sum of positive squares in 4 ways, for example, as 37185604 + 1129228816 = 6098^2 + 33604^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325865 + ... + 329424.

It is an arithmetic number, because the mean of its divisors is an integer number (103208175).

Almost surely, 2^1166414420 is an apocalyptic number.

1166414420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1166414420 is an abundant number, since it is smaller than the sum of its proper divisors (1310581780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1166414420 is a wasteful number, since it uses less digits than its factorization.

1166414420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655387 (or 655385 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 1166414420 is about 34152.8098404802. The cubic root of 1166414420 is about 1052.6507236334.

The spelling of 1166414420 in words is "one billion, one hundred sixty-six million, four hundred fourteen thousand, four hundred twenty".