1421166084 has 24 divisors (see below), whose sum is σ = 3571135680. Its totient is φ = 437281824.

The previous prime is 1421166059. The next prime is 1421166101. The reversal of 1421166084 is 4806611241.

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, 4554864 + ... + 4555175.

It is an arithmetic number, because the mean of its divisors is an integer number (148797320).

Almost surely, 2^1421166084 is an apocalyptic number.

It is an amenable number.

1421166084 is an abundant number, since it is smaller than the sum of its proper divisors (2149969596).

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

1421166084 is a wasteful number, since it uses less digits than its factorization.

1421166084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9110059 (or 9110057 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 1421166084 is about 37698.3565159013. The cubic root of 1421166084 is about 1124.2984489240.

The spelling of 1421166084 in words is "one billion, four hundred twenty-one million, one hundred sixty-six thousand, eighty-four".