911105048 has 32 divisors (see below), whose sum is σ = 1954999200. Its totient is φ = 389947392.

The previous prime is 911105047. The next prime is 911105053. The reversal of 911105048 is 840501119.

It is a super-2 number, since 2×911105048² = 1660224816982164608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 911105048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (911105047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32486 + ... + 53642.

It is an arithmetic number, because the mean of its divisors is an integer number (61093725).

Almost surely, 2^911105048 is an apocalyptic number.

It is an amenable number.

911105048 is an abundant number, since it is smaller than the sum of its proper divisors (1043894152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

911105048 is a wasteful number, since it uses less digits than its factorization.

911105048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21939 (or 21935 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 911105048 is about 30184.5166931657. The cubic root of 911105048 is about 969.4442020901. Note that the first 3 decimals are identical.

The spelling of 911105048 in words is "nine hundred eleven million, one hundred five thousand, forty-eight".