1091226882754 has 4 divisors (see below), whose sum is σ = 1636840324134. Its totient is φ = 545613441376.

The previous prime is 1091226882701. The next prime is 1091226882763. The reversal of 1091226882754 is 4572886221901.

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., 1020659616729 + 70567266025 = 1010277^2 + 265645^2 .

It is a super-2 number, since 2×1091226882754² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1091226882695 and 1091226882704.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272806720687 + ... + 272806720690.

Almost surely, 2^{1091226882754} is an apocalyptic number.

1091226882754 is a deficient number, since it is larger than the sum of its proper divisors (545613441380).

1091226882754 is an equidigital number, since it uses as much as digits as its factorization.

1091226882754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545613441379.

The product of its (nonzero) digits is 3870720, while the sum is 55.

The spelling of 1091226882754 in words is "one trillion, ninety-one billion, two hundred twenty-six million, eight hundred eighty-two thousand, seven hundred fifty-four".