11270641 has 4 divisors (see below), whose sum is σ = 11294272. Its totient is φ = 11247012.

The previous prime is 11270617. The next prime is 11270659. The reversal of 11270641 is 14607211.

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.

It is a cyclic number.

It is not a de Polignac number, because 11270641 - 2⁷ = 11270513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11270671) 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, 11085 + ... + 12058.

It is an arithmetic number, because the mean of its divisors is an integer number (2823568).

Almost surely, 2^11270641 is an apocalyptic number.

It is an amenable number.

11270641 is a deficient number, since it is larger than the sum of its proper divisors (23631).

11270641 is an equidigital number, since it uses as much as digits as its factorization.

11270641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23630.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 11270641 is about 3357.1775347753. The cubic root of 11270641 is about 224.2071916403.

Adding to 11270641 its reverse (14607211), we get a palindrome (25877852).

It can be divided in two parts, 11270 and 641, that added together give a palindrome (11911).

The spelling of 11270641 in words is "eleven million, two hundred seventy thousand, six hundred forty-one".