1331424414 has 48 divisors (see below), whose sum is σ = 3046522752. Its totient is φ = 419386704.

The previous prime is 1331424407. The next prime is 1331424431. The reversal of 1331424414 is 4144241331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14989 + ... + 53735.

It is an arithmetic number, because the mean of its divisors is an integer number (63469224).

Almost surely, 2^1331424414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1331424414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1523261376).

1331424414 is an abundant number, since it is smaller than the sum of its proper divisors (1715098338).

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

1331424414 is a wasteful number, since it uses less digits than its factorization.

1331424414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38861 (or 38858 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 1331424414 is about 36488.6888501081. The cubic root of 1331424414 is about 1100.1169060323.

Adding to 1331424414 its reverse (4144241331), we get a palindrome (5475665745).

The spelling of 1331424414 in words is "one billion, three hundred thirty-one million, four hundred twenty-four thousand, four hundred fourteen".