1001345111 has 6 divisors (see below), whose sum is σ = 1084296960. Its totient is φ = 924318408.

The previous prime is 1001345071. The next prime is 1001345123. The reversal of 1001345111 is 1115431001.

It is not a de Polignac number, because 1001345111 - 2²² = 997150807 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1001345111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001345131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2962391 + ... + 2962728.

It is an arithmetic number, because the mean of its divisors is an integer number (180716160).

Almost surely, 2^1001345111 is an apocalyptic number.

1001345111 is a deficient number, since it is larger than the sum of its proper divisors (82951849).

1001345111 is an equidigital number, since it uses as much as digits as its factorization.

1001345111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5925145 (or 5925132 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 1001345111 is about 31644.0375268391. The cubic root of 1001345111 is about 1000.4481694475.

Adding to 1001345111 its reverse (1115431001), we get a palindrome (2116776112).

The spelling of 1001345111 in words is "one billion, one million, three hundred forty-five thousand, one hundred eleven".