11381283612851 has 4 divisors (see below), whose sum is σ = 11395351949400. Its totient is φ = 11367215276304.

The previous prime is 11381283612833. The next prime is 11381283612869. The reversal of 11381283612851 is 15821638218311.

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

It is an interprime number because it is at equal distance from previous prime (11381283612833) and next prime (11381283612869).

It is a cyclic number.

It is not a de Polignac number, because 11381283612851 - 2¹⁰ = 11381283611827 is a prime.

It is a super-2 number, since 2×11381283612851² (a number of 27 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 11381283612851.

It is not an unprimeable number, because it can be changed into a prime (11381283618851) 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, 7034167061 + ... + 7034168678.

It is an arithmetic number, because the mean of its divisors is an integer number (2848837987350).

Almost surely, 2^{11381283612851} is an apocalyptic number.

11381283612851 is a deficient number, since it is larger than the sum of its proper divisors (14068336549).

11381283612851 is an equidigital number, since it uses as much as digits as its factorization.

11381283612851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14068336548.

The product of its digits is 552960, while the sum is 50.

The spelling of 11381283612851 in words is "eleven trillion, three hundred eighty-one billion, two hundred eighty-three million, six hundred twelve thousand, eight hundred fifty-one".