1423215168 has 28 divisors (see below), whose sum is σ = 3765590640. Its totient is φ = 474404992.

The previous prime is 1423215149. The next prime is 1423215173. The reversal of 1423215168 is 8615123241.

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 3 ways as a sum of consecutive naturals, for example, 3706098 + ... + 3706481.

It is an arithmetic number, because the mean of its divisors is an integer number (134485380).

Almost surely, 2^1423215168 is an apocalyptic number.

It is an amenable number.

1423215168 is an abundant number, since it is smaller than the sum of its proper divisors (2342375472).

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

1423215168 is an equidigital number, since it uses as much as digits as its factorization.

1423215168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7412594 (or 7412584 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 1423215168 is about 37725.5240917870. The cubic root of 1423215168 is about 1124.8385395937.

The spelling of 1423215168 in words is "one billion, four hundred twenty-three million, two hundred fifteen thousand, one hundred sixty-eight".