1081092651 has 4 divisors (see below), whose sum is σ = 1441456872. Its totient is φ = 720728432.

The previous prime is 1081092641. The next prime is 1081092659. The reversal of 1081092651 is 1562901801.

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 1081092651 - 2¹¹ = 1081090603 is a prime.

It is a super-2 number, since 2×1081092651² = 2337522640092415602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1081092659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180182106 + ... + 180182111.

It is an arithmetic number, because the mean of its divisors is an integer number (360364218).

Almost surely, 2^1081092651 is an apocalyptic number.

1081092651 is a deficient number, since it is larger than the sum of its proper divisors (360364221).

1081092651 is an equidigital number, since it uses as much as digits as its factorization.

1081092651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360364220.

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 1081092651 is about 32879.9734032739. The cubic root of 1081092651 is about 1026.3314526698.

The spelling of 1081092651 in words is "one billion, eighty-one million, ninety-two thousand, six hundred fifty-one".