11023413540 has 48 divisors (see below), whose sum is σ = 32490064320. Its totient is φ = 2784862080.

The previous prime is 11023413539. The next prime is 11023413551. The reversal of 11023413540 is 4531432011.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11023413540.

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, 4833691 + ... + 4835970.

It is an arithmetic number, because the mean of its divisors is an integer number (676876340).

Almost surely, 2^11023413540 is an apocalyptic number.

11023413540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11023413540 is an abundant number, since it is smaller than the sum of its proper divisors (21466650780).

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

11023413540 is a wasteful number, since it uses less digits than its factorization.

11023413540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9669692 (or 9669690 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 11023413540 its reverse (4531432011), we get a palindrome (15554845551).

The spelling of 11023413540 in words is "eleven billion, twenty-three million, four hundred thirteen thousand, five hundred forty".