1142303201 has 8 divisors (see below), whose sum is σ = 1232335104. Its totient is φ = 1052580240.

The previous prime is 1142303147. The next prime is 1142303207. The reversal of 1142303201 is 1023032411.

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 1142303201 - 2²² = 1138108897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1142303201.

It is not an unprimeable number, because it can be changed into a prime (1142303207) 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, 69521 + ... + 84366.

It is an arithmetic number, because the mean of its divisors is an integer number (154041888).

Almost surely, 2^1142303201 is an apocalyptic number.

It is an amenable number.

1142303201 is a deficient number, since it is larger than the sum of its proper divisors (90031903).

1142303201 is a wasteful number, since it uses less digits than its factorization.

1142303201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154471.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1142303201 is about 33797.9762855707. The cubic root of 1142303201 is about 1045.3469696335.

Adding to 1142303201 its reverse (1023032411), we get a palindrome (2165335612).

The spelling of 1142303201 in words is "one billion, one hundred forty-two million, three hundred three thousand, two hundred one".