1133042201 has 4 divisors (see below), whose sum is σ = 1133914404. Its totient is φ = 1132170000.

The previous prime is 1133042173. The next prime is 1133042203. The reversal of 1133042201 is 1022403311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 165894400 + 967147801 = 12880^2 + 31099^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133042201 - 2²² = 1128847897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1133042201.

It is not an unprimeable number, because it can be changed into a prime (1133042203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 434150 + ... + 436751.

It is an arithmetic number, because the mean of its divisors is an integer number (283478601).

Almost surely, 2^1133042201 is an apocalyptic number.

It is an amenable number.

1133042201 is a deficient number, since it is larger than the sum of its proper divisors (872203).

1133042201 is an equidigital number, since it uses as much as digits as its factorization.

1133042201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872202.

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

The square root of 1133042201 is about 33660.6922240170. The cubic root of 1133042201 is about 1042.5143186312.

Adding to 1133042201 its reverse (1022403311), we get a palindrome (2155445512).

The spelling of 1133042201 in words is "one billion, one hundred thirty-three million, forty-two thousand, two hundred one".