1133416261 has 8 divisors (see below), whose sum is σ = 1138431320. Its totient is φ = 1128411648.

The previous prime is 1133416237. The next prime is 1133416303. The reversal of 1133416261 is 1626143311.

It can be written as a sum of positive squares in 4 ways, for example, as 110376036 + 1023040225 = 10506^2 + 31985^2 .

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 1133416261 - 2⁷ = 1133416133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133416201) 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, 277345 + ... + 281401.

It is an arithmetic number, because the mean of its divisors is an integer number (142303915).

Almost surely, 2^1133416261 is an apocalyptic number.

It is an amenable number.

1133416261 is a deficient number, since it is larger than the sum of its proper divisors (5015059).

1133416261 is an equidigital number, since it uses as much as digits as its factorization.

1133416261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5223.

The product of its digits is 2592, while the sum is 28.

The square root of 1133416261 is about 33666.2480980581. The cubic root of 1133416261 is about 1042.6290304515.

Adding to 1133416261 its reverse (1626143311), we get a palindrome (2759559572).

The spelling of 1133416261 in words is "one billion, one hundred thirty-three million, four hundred sixteen thousand, two hundred sixty-one".