1201143433 has 8 divisors (see below), whose sum is σ = 1373818880. Its totient is φ = 1028738880.

The previous prime is 1201143407. The next prime is 1201143451. The reversal of 1201143433 is 3343411021.

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 1201143433 - 2⁵ = 1201143401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201143473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58128 + ... + 76033.

It is an arithmetic number, because the mean of its divisors is an integer number (171727360).

Almost surely, 2^1201143433 is an apocalyptic number.

It is an amenable number.

1201143433 is a deficient number, since it is larger than the sum of its proper divisors (172675447).

1201143433 is a wasteful number, since it uses less digits than its factorization.

1201143433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135447.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1201143433 is about 34657.5162554964. The cubic root of 1201143433 is about 1062.9959839454.

Adding to 1201143433 its reverse (3343411021), we get a palindrome (4544554454).

The spelling of 1201143433 in words is "one billion, two hundred one million, one hundred forty-three thousand, four hundred thirty-three".