11345340 has 48 divisors (see below), whose sum is σ = 31979808. Its totient is φ = 3005184.

The previous prime is 11345281. The next prime is 11345363. The reversal of 11345340 is 4354311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9834 + ... + 10926.

It is an arithmetic number, because the mean of its divisors is an integer number (666246).

Almost surely, 2^11345340 is an apocalyptic number.

11345340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11345340 is an abundant number, since it is smaller than the sum of its proper divisors (20634468).

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

11345340 is a wasteful number, since it uses less digits than its factorization.

11345340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278 (or 1276 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 11345340 is about 3368.2844297951. The cubic root of 11345340 is about 224.7014311430.

Adding to 11345340 its reverse (4354311), we get a palindrome (15699651).

The spelling of 11345340 in words is "eleven million, three hundred forty-five thousand, three hundred forty".