1081929364147 has 4 divisors (see below), whose sum is σ = 1100267150040. Its totient is φ = 1063591578256.

The previous prime is 1081929364127. The next prime is 1081929364163. The reversal of 1081929364147 is 7414639291801.

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-1081929364147 is a prime.

It is a super-2 number, since 2×1081929364147² (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 (1081929364127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9168892858 + ... + 9168892975.

It is an arithmetic number, because the mean of its divisors is an integer number (275066787510).

Almost surely, 2^{1081929364147} is an apocalyptic number.

1081929364147 is a deficient number, since it is larger than the sum of its proper divisors (18337785893).

1081929364147 is an equidigital number, since it uses as much as digits as its factorization.

1081929364147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18337785892.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 1081929364147 in words is "one trillion, eighty-one billion, nine hundred twenty-nine million, three hundred sixty-four thousand, one hundred forty-seven".