11398512 has 40 divisors (see below), whose sum is σ = 29858704. Its totient is φ = 3746304.

The previous prime is 11398511. The next prime is 11398523. The reversal of 11398512 is 21589311.

It is a self number, because there is not a number n which added to its sum of digits gives 11398512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11398511) 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, 1878 + ... + 5130.

Almost surely, 2^11398512 is an apocalyptic number.

11398512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11398512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14929352).

11398512 is an abundant number, since it is smaller than the sum of its proper divisors (18460192).

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

11398512 is a wasteful number, since it uses less digits than its factorization.

11398512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3337 (or 3331 counting only the distinct ones).

The product of its digits is 2160, while the sum is 30.

The square root of 11398512 is about 3376.1682422533. The cubic root of 11398512 is about 225.0519188830.

The spelling of 11398512 in words is "eleven million, three hundred ninety-eight thousand, five hundred twelve".