1423052556 has 12 divisors (see below), whose sum is σ = 3320455992. Its totient is φ = 474350848.

The previous prime is 1423052531. The next prime is 1423052569. The reversal of 1423052556 is 6552503241.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59293845 + ... + 59293868.

It is an arithmetic number, because the mean of its divisors is an integer number (276704666).

Almost surely, 2^1423052556 is an apocalyptic number.

It is an amenable number.

1423052556 is an abundant number, since it is smaller than the sum of its proper divisors (1897403436).

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

1423052556 is a wasteful number, since it uses less digits than its factorization.

1423052556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118587720 (or 118587718 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 1423052556 is about 37723.3688315347. The cubic root of 1423052556 is about 1124.7956978142.

Adding to 1423052556 its reverse (6552503241), we get a palindrome (7975555797).

The spelling of 1423052556 in words is "one billion, four hundred twenty-three million, fifty-two thousand, five hundred fifty-six".