1331423134 has 8 divisors (see below), whose sum is σ = 2002858200. Its totient is φ = 663803736.

The previous prime is 1331423101. The next prime is 1331423143. The reversal of 1331423134 is 4313241331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1331423099 and 1331423108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 953044 + ... + 954439.

It is an arithmetic number, because the mean of its divisors is an integer number (250357275).

Almost surely, 2^1331423134 is an apocalyptic number.

1331423134 is a deficient number, since it is larger than the sum of its proper divisors (671435066).

1331423134 is a wasteful number, since it uses less digits than its factorization.

1331423134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907834.

The product of its digits is 2592, while the sum is 25.

The square root of 1331423134 is about 36488.6713104218. The cubic root of 1331423134 is about 1100.1165534900.

Adding to 1331423134 its reverse (4313241331), we get a palindrome (5644664465).

The spelling of 1331423134 in words is "one billion, three hundred thirty-one million, four hundred twenty-three thousand, one hundred thirty-four".