1072822890691 has 4 divisors (see below), whose sum is σ = 1072824988072. Its totient is φ = 1072820793312.

The previous prime is 1072822890653. The next prime is 1072822890817. The reversal of 1072822890691 is 1960982282701.

1072822890691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1072822890691 - 2²⁵ = 1072789336259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1072852890691) 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, 278200 + ... + 1490986.

It is an arithmetic number, because the mean of its divisors is an integer number (268206247018).

Almost surely, 2^{1072822890691} is an apocalyptic number.

1072822890691 is a deficient number, since it is larger than the sum of its proper divisors (2097381).

1072822890691 is an equidigital number, since it uses as much as digits as its factorization.

1072822890691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097380.

The product of its (nonzero) digits is 1741824, while the sum is 55.

The spelling of 1072822890691 in words is "one trillion, seventy-two billion, eight hundred twenty-two million, eight hundred ninety thousand, six hundred ninety-one".