11540053 has 4 divisors (see below), whose sum is σ = 13188640. Its totient is φ = 9891468.

The previous prime is 11540033. The next prime is 11540069. The reversal of 11540053 is 35004511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35004511 = 263 ⋅133097.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11540053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11540053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11540033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824283 + ... + 824296.

It is an arithmetic number, because the mean of its divisors is an integer number (3297160).

Almost surely, 2^11540053 is an apocalyptic number.

It is an amenable number.

11540053 is a deficient number, since it is larger than the sum of its proper divisors (1648587).

11540053 is an equidigital number, since it uses as much as digits as its factorization.

11540053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648586.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 11540053 is about 3397.0653511524. The cubic root of 11540053 is about 225.9796167692.

Adding to 11540053 its reverse (35004511), we get a palindrome (46544564).

The spelling of 11540053 in words is "eleven million, five hundred forty thousand, fifty-three".