1133613101 has 4 divisors (see below), whose sum is σ = 1145299932. Its totient is φ = 1121926272.

The previous prime is 1133613073. The next prime is 1133613113. The reversal of 1133613101 is 1013163311.

It is a happy number.

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 336906025 + 796707076 = 18355^2 + 28226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133613101 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 (1133613001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5843270 + ... + 5843463.

It is an arithmetic number, because the mean of its divisors is an integer number (286324983).

Almost surely, 2^1133613101 is an apocalyptic number.

It is an amenable number.

1133613101 is a deficient number, since it is larger than the sum of its proper divisors (11686831).

1133613101 is an equidigital number, since it uses as much as digits as its factorization.

1133613101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11686830.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 1133613101 is about 33669.1713738250. The cubic root of 1133613101 is about 1042.6893846291.

Adding to 1133613101 its reverse (1013163311), we get a palindrome (2146776412).

The spelling of 1133613101 in words is "one billion, one hundred thirty-three million, six hundred thirteen thousand, one hundred one".