1133141025511 has 4 divisors (see below), whose sum is σ = 1236153846024. Its totient is φ = 1030128205000.

The previous prime is 1133141025491. The next prime is 1133141025587. The reversal of 1133141025511 is 1155201413311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1133141025511 - 2⁷ = 1133141025383 is a prime.

It is a super-2 number, since 2×1133141025511² (a number of 25 digits) contains 22 as substring.

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 1133141025511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133141055511) 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, 51506410240 + ... + 51506410261.

It is an arithmetic number, because the mean of its divisors is an integer number (309038461506).

Almost surely, 2^{1133141025511} is an apocalyptic number.

1133141025511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1133141025511 is a deficient number, since it is larger than the sum of its proper divisors (103012820513).

1133141025511 is a wasteful number, since it uses less digits than its factorization.

1133141025511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103012820512.

The product of its (nonzero) digits is 1800, while the sum is 28.

Adding to 1133141025511 its reverse (1155201413311), we get a palindrome (2288342438822).

The spelling of 1133141025511 in words is "one trillion, one hundred thirty-three billion, one hundred forty-one million, twenty-five thousand, five hundred eleven".