1110587143481 has 4 divisors (see below), whose sum is σ = 1110589254372. Its totient is φ = 1110585032592.

The previous prime is 1110587143459. The next prime is 1110587143507. The reversal of 1110587143481 is 1843417850111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 440211018256 + 670376125225 = 663484^2 + 818765^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110587143481 is a prime.

It is a super-2 number, since 2×1110587143481² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1110587143781) 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, 440555 + ... + 1554111.

It is an arithmetic number, because the mean of its divisors is an integer number (277647313593).

Almost surely, 2^{1110587143481} is an apocalyptic number.

It is an amenable number.

1110587143481 is a deficient number, since it is larger than the sum of its proper divisors (2110891).

1110587143481 is an equidigital number, since it uses as much as digits as its factorization.

1110587143481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110890.

The product of its (nonzero) digits is 107520, while the sum is 44.

The spelling of 1110587143481 in words is "one trillion, one hundred ten billion, five hundred eighty-seven million, one hundred forty-three thousand, four hundred eighty-one".