1423401112 has 32 divisors (see below), whose sum is σ = 3210681600. Its totient is φ = 577921824.

The previous prime is 1423401101. The next prime is 1423401121. The reversal of 1423401112 is 2111043241.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1423401112.

It is a congruent number.

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, 667828 + ... + 669955.

It is an arithmetic number, because the mean of its divisors is an integer number (100333800).

Almost surely, 2^1423401112 is an apocalyptic number.

It is an amenable number.

1423401112 is an abundant number, since it is smaller than the sum of its proper divisors (1787280488).

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

1423401112 is a wasteful number, since it uses less digits than its factorization.

1423401112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337815 (or 1337811 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1423401112 is about 37727.9884435945. The cubic root of 1423401112 is about 1124.8875244260.

Adding to 1423401112 its reverse (2111043241), we get a palindrome (3534444353).

The spelling of 1423401112 in words is "one billion, four hundred twenty-three million, four hundred one thousand, one hundred twelve".