11497240 has 32 divisors (see below), whose sum is σ = 26995680. Its totient is φ = 4398592.

The previous prime is 11497231. The next prime is 11497247. The reversal of 11497240 is 4279411.

It is a junction number, because it is equal to n+sod(n) for n = 11497199 and 11497208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11497247) 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, 5329 + ... + 7168.

It is an arithmetic number, because the mean of its divisors is an integer number (843615).

Almost surely, 2^11497240 is an apocalyptic number.

11497240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11497240 is an abundant number, since it is smaller than the sum of its proper divisors (15498440).

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

11497240 is a wasteful number, since it uses less digits than its factorization.

11497240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12531 (or 12527 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 11497240 is about 3390.7580273443. The cubic root of 11497240 is about 225.6998128992.

The spelling of 11497240 in words is "eleven million, four hundred ninety-seven thousand, two hundred forty".