1090687448827 has 4 divisors (see below), whose sum is σ = 1090692332320. Its totient is φ = 1090682565336.

The previous prime is 1090687448803. The next prime is 1090687448951. The reversal of 1090687448827 is 7288447860901.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1090687448827 is a prime.

It is a super-2 number, since 2×1090687448827² (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 (1090687448027) 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, 2089827 + ... + 2559052.

It is an arithmetic number, because the mean of its divisors is an integer number (272673083080).

Almost surely, 2^{1090687448827} is an apocalyptic number.

1090687448827 is a deficient number, since it is larger than the sum of its proper divisors (4883493).

1090687448827 is an equidigital number, since it uses as much as digits as its factorization.

1090687448827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4883492.

The product of its (nonzero) digits is 43352064, while the sum is 64.

The spelling of 1090687448827 in words is "one trillion, ninety billion, six hundred eighty-seven million, four hundred forty-eight thousand, eight hundred twenty-seven".