11801034 has 48 divisors (see below), whose sum is σ = 29644992. Its totient is φ = 3322944.

The previous prime is 11801017. The next prime is 11801059. The reversal of 11801034 is 43010811.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11800998 and 11801016.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8557 + ... + 9839.

It is an arithmetic number, because the mean of its divisors is an integer number (617604).

Almost surely, 2^11801034 is an apocalyptic number.

11801034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11801034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14822496).

11801034 is an abundant number, since it is smaller than the sum of its proper divisors (17843958).

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

11801034 is a wasteful number, since it uses less digits than its factorization.

11801034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371 (or 1368 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 11801034 is about 3435.2633086854. The cubic root of 11801034 is about 227.6704611433.

Adding to 11801034 its reverse (43010811), we get a palindrome (54811845).

The spelling of 11801034 in words is "eleven million, eight hundred one thousand, thirty-four".