1331442233 has 8 divisors (see below), whose sum is σ = 1528929120. Its totient is φ = 1146696480.

The previous prime is 1331442199. The next prime is 1331442251. The reversal of 1331442233 is 3322441331.

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

It is a cyclic number.

It is not a de Polignac number, because 1331442233 - 2⁸ = 1331441977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1331442263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3185060 + ... + 3185477.

It is an arithmetic number, because the mean of its divisors is an integer number (191116140).

Almost surely, 2^1331442233 is an apocalyptic number.

It is an amenable number.

1331442233 is a deficient number, since it is larger than the sum of its proper divisors (197486887).

1331442233 is a wasteful number, since it uses less digits than its factorization.

1331442233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6370567.

The product of its digits is 5184, while the sum is 26.

The square root of 1331442233 is about 36488.9330208489. The cubic root of 1331442233 is about 1100.1218137826.

Adding to 1331442233 its reverse (3322441331), we get a palindrome (4653883564).

The spelling of 1331442233 in words is "one billion, three hundred thirty-one million, four hundred forty-two thousand, two hundred thirty-three".