11013542 has 4 divisors (see below), whose sum is σ = 16520316. Its totient is φ = 5506770.

The previous prime is 11013539. The next prime is 11013551. The reversal of 11013542 is 24531011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24531011 = 163 ⋅150497.

It is a self number, because there is not a number n which added to its sum of digits gives 11013542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2753384 + ... + 2753387.

It is an arithmetic number, because the mean of its divisors is an integer number (4130079).

Almost surely, 2^11013542 is an apocalyptic number.

11013542 is a deficient number, since it is larger than the sum of its proper divisors (5506774).

11013542 is an equidigital number, since it uses as much as digits as its factorization.

11013542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5506773.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 11013542 is about 3318.6656957277. The cubic root of 11013542 is about 222.4892356868.

Adding to 11013542 its reverse (24531011), we get a palindrome (35544553).

The spelling of 11013542 in words is "eleven million, thirteen thousand, five hundred forty-two".