1421401176 has 128 divisors (see below), whose sum is σ = 4367294400. Its totient is φ = 425502720.

The previous prime is 1421401147. The next prime is 1421401187. The reversal of 1421401176 is 6711041241.

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 31 ways as a sum of consecutive naturals, for example, 97056 + ... + 110736.

Almost surely, 2^1421401176 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 1421401176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2183647200).

1421401176 is an abundant number, since it is smaller than the sum of its proper divisors (2945893224).

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

1421401176 is a wasteful number, since it uses less digits than its factorization.

1421401176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13746 (or 13736 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 1421401176 is about 37701.4744539255. The cubic root of 1421401176 is about 1124.3604400361.

The spelling of 1421401176 in words is "one billion, four hundred twenty-one million, four hundred one thousand, one hundred seventy-six".