1131145453514 has 4 divisors (see below), whose sum is σ = 1696718180274. Its totient is φ = 565572726756.

The previous prime is 1131145453469. The next prime is 1131145453517. The reversal of 1131145453514 is 4153545411311.

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

It can be written as a sum of positive squares in only one way, i.e., 583520293225 + 547625160289 = 763885^2 + 740017^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1131145453517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282786363377 + ... + 282786363380.

Almost surely, 2^{1131145453514} is an apocalyptic number.

1131145453514 is a deficient number, since it is larger than the sum of its proper divisors (565572726760).

1131145453514 is an equidigital number, since it uses as much as digits as its factorization.

1131145453514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565572726759.

The product of its digits is 72000, while the sum is 38.

The spelling of 1131145453514 in words is "one trillion, one hundred thirty-one billion, one hundred forty-five million, four hundred fifty-three thousand, five hundred fourteen".