1331400334 has 8 divisors (see below), whose sum is σ = 2178655128. Its totient is φ = 605181960.

The previous prime is 1331400311. The next prime is 1331400337. The reversal of 1331400334 is 4330041331.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 60518197 = 1331400334 / (1 + 3 + 3 + 1 + 4 + 0 + 0 + 3 + 3 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331400337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30259077 + ... + 30259120.

It is an arithmetic number, because the mean of its divisors is an integer number (272331891).

Almost surely, 2^1331400334 is an apocalyptic number.

1331400334 is a deficient number, since it is larger than the sum of its proper divisors (847254794).

1331400334 is a wasteful number, since it uses less digits than its factorization.

1331400334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60518210.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1331400334 is about 36488.3588833480. The cubic root of 1331400334 is about 1100.1102737933.

Adding to 1331400334 its reverse (4330041331), we get a palindrome (5661441665).

The spelling of 1331400334 in words is "one billion, three hundred thirty-one million, four hundred thousand, three hundred thirty-four".