1131164611312 has 10 divisors (see below), whose sum is σ = 2191631434448. Its totient is φ = 565582305648.

The previous prime is 1131164611307. The next prime is 1131164611361. The reversal of 1131164611312 is 2131164611311.

It is a super-2 number, since 2×1131164611312² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35348894088 + ... + 35348894119.

Almost surely, 2^{1131164611312} is an apocalyptic number.

It is an amenable number.

1131164611312 is a deficient number, since it is larger than the sum of its proper divisors (1060466823136).

1131164611312 is an equidigital number, since it uses as much as digits as its factorization.

1131164611312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70697788215 (or 70697788209 counting only the distinct ones).

The product of its digits is 2592, while the sum is 31.

Subtracting 1131164611312 from its reverse (2131164611311), we obtain a palindrome (999999999999).

The spelling of 1131164611312 in words is "one trillion, one hundred thirty-one billion, one hundred sixty-four million, six hundred eleven thousand, three hundred twelve".