1054681611 has 4 divisors (see below), whose sum is σ = 1406242152. Its totient is φ = 703121072.

The previous prime is 1054681591. The next prime is 1054681651. The reversal of 1054681611 is 1161864501.

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

It is a cyclic number.

It is not a de Polignac number, because 1054681611 - 2⁹ = 1054681099 is a prime.

It is a super-2 number, since 2×1054681611² = 2224706601163110642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1054681651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175780266 + ... + 175780271.

It is an arithmetic number, because the mean of its divisors is an integer number (351560538).

Almost surely, 2^1054681611 is an apocalyptic number.

1054681611 is a deficient number, since it is larger than the sum of its proper divisors (351560541).

1054681611 is an equidigital number, since it uses as much as digits as its factorization.

1054681611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351560540.

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 1054681611 is about 32475.8619747036. The cubic root of 1054681611 is about 1017.9047116767.

The spelling of 1054681611 in words is "one billion, fifty-four million, six hundred eighty-one thousand, six hundred eleven".