1133040053261 has 2 divisors, whose sum is σ = 1133040053262. Its totient is φ = 1133040053260.

The previous prime is 1133040053179. The next prime is 1133040053263. The reversal of 1133040053261 is 1623500403311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1054790620900 + 78249432361 = 1027030^2 + 279731^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133040053261 is a prime.

Together with 1133040053263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1133040053263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566520026630 + 566520026631.

It is an arithmetic number, because the mean of its divisors is an integer number (566520026631).

Almost surely, 2^{1133040053261} is an apocalyptic number.

It is an amenable number.

1133040053261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133040053261 is an equidigital number, since it uses as much as digits as its factorization.

1133040053261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 1133040053261 its reverse (1623500403311), we get a palindrome (2756540456572).

The spelling of 1133040053261 in words is "one trillion, one hundred thirty-three billion, forty million, fifty-three thousand, two hundred sixty-one".