1423151424 has 112 divisors (see below), whose sum is σ = 4297070400. Its totient is φ = 461541888.

The previous prime is 1423151419. The next prime is 1423151437. The reversal of 1423151424 is 4241513241.

1423151424 is a `hidden beast` number, since 1 + 4 + 231 + 5 + 1 + 424 = 666.

It is a super-3 number, since 3×1423151424³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52807 + ... + 75065.

It is an arithmetic number, because the mean of its divisors is an integer number (38366700).

Almost surely, 2^1423151424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423151424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2148535200).

1423151424 is an abundant number, since it is smaller than the sum of its proper divisors (2873918976).

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

1423151424 is a wasteful number, since it uses less digits than its factorization.

1423151424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22317 (or 22301 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 1423151424 is about 37724.6792431692. The cubic root of 1423151424 is about 1124.8217459797.

Adding to 1423151424 its reverse (4241513241), we get a palindrome (5664664665).

The spelling of 1423151424 in words is "one billion, four hundred twenty-three million, one hundred fifty-one thousand, four hundred twenty-four".