11140534 has 4 divisors (see below), whose sum is σ = 16710804. Its totient is φ = 5570266.

The previous prime is 11140523. The next prime is 11140537. The reversal of 11140534 is 43504111.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×11140534² = 248222995610312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2785132 + ... + 2785135.

It is an arithmetic number, because the mean of its divisors is an integer number (4177701).

Almost surely, 2^11140534 is an apocalyptic number.

11140534 is a deficient number, since it is larger than the sum of its proper divisors (5570270).

11140534 is an equidigital number, since it uses as much as digits as its factorization.

11140534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5570269.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 11140534 is about 3337.7438487697. The cubic root of 11140534 is about 223.3411096028.

Adding to 11140534 its reverse (43504111), we get a palindrome (54644645).

The spelling of 11140534 in words is "eleven million, one hundred forty thousand, five hundred thirty-four".