11275742 has 4 divisors (see below), whose sum is σ = 16913616. Its totient is φ = 5637870.

The previous prime is 11275729. The next prime is 11275763. The reversal of 11275742 is 24757211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24757211 = 797 ⋅31063.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2818934 + ... + 2818937.

It is an arithmetic number, because the mean of its divisors is an integer number (4228404).

Almost surely, 2^11275742 is an apocalyptic number.

11275742 is a deficient number, since it is larger than the sum of its proper divisors (5637874).

11275742 is an equidigital number, since it uses as much as digits as its factorization.

11275742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5637873.

The product of its digits is 3920, while the sum is 29.

The square root of 11275742 is about 3357.9371643913. The cubic root of 11275742 is about 224.2410113195.

The spelling of 11275742 in words is "eleven million, two hundred seventy-five thousand, seven hundred forty-two".