1143320151 has 8 divisors (see below), whose sum is σ = 1533239280. Its totient is φ = 757807232.

The previous prime is 1143320149. The next prime is 1143320183. The reversal of 1143320151 is 1510233411.

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 1143320151 - 2¹ = 1143320149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143320111) 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, 1100946 + ... + 1101983.

It is an arithmetic number, because the mean of its divisors is an integer number (191654910).

Almost surely, 2^1143320151 is an apocalyptic number.

1143320151 is a deficient number, since it is larger than the sum of its proper divisors (389919129).

1143320151 is a wasteful number, since it uses less digits than its factorization.

1143320151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203105.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1143320151 is about 33813.0174784801. The cubic root of 1143320151 is about 1045.6570887818.

Adding to 1143320151 its reverse (1510233411), we get a palindrome (2653553562).

The spelling of 1143320151 in words is "one billion, one hundred forty-three million, three hundred twenty thousand, one hundred fifty-one".