1001048105291 has 4 divisors (see below), whose sum is σ = 1078051805712. Its totient is φ = 924044404872.

The previous prime is 1001048105287. The next prime is 1001048105303. The reversal of 1001048105291 is 1925018401001.

1001048105291 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 1001048105291 - 2² = 1001048105287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001048105231) 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, 38501850191 + ... + 38501850216.

It is an arithmetic number, because the mean of its divisors is an integer number (269512951428).

Almost surely, 2^{1001048105291} is an apocalyptic number.

1001048105291 is a deficient number, since it is larger than the sum of its proper divisors (77003700421).

1001048105291 is an equidigital number, since it uses as much as digits as its factorization.

1001048105291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77003700420.

The product of its (nonzero) digits is 2880, while the sum is 32.

The spelling of 1001048105291 in words is "one trillion, one billion, forty-eight million, one hundred five thousand, two hundred ninety-one".