11520398 has 16 divisors (see below), whose sum is σ = 17717616. Its totient is φ = 5616000.

The previous prime is 11520391. The next prime is 11520409. The reversal of 11520398 is 89302511.

It is a self number, because there is not a number n which added to its sum of digits gives 11520398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520391) 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, 26390 + ... + 26822.

It is an arithmetic number, because the mean of its divisors is an integer number (1107351).

Almost surely, 2^11520398 is an apocalyptic number.

11520398 is a deficient number, since it is larger than the sum of its proper divisors (6197218).

11520398 is a wasteful number, since it uses less digits than its factorization.

11520398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 11520398 is about 3394.1711801263. The cubic root of 11520398 is about 225.8512478205.

The spelling of 11520398 in words is "eleven million, five hundred twenty thousand, three hundred ninety-eight".