11270651 has 4 divisors (see below), whose sum is σ = 12880752. Its totient is φ = 9660552.

The previous prime is 11270617. The next prime is 11270659. The reversal of 11270651 is 15607211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15607211 = 59 ⋅264529.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11270651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11270659) 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, 805040 + ... + 805053.

It is an arithmetic number, because the mean of its divisors is an integer number (3220188).

Almost surely, 2^11270651 is an apocalyptic number.

11270651 is a deficient number, since it is larger than the sum of its proper divisors (1610101).

11270651 is an equidigital number, since it uses as much as digits as its factorization.

11270651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610100.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 11270651 is about 3357.1790241213. The cubic root of 11270651 is about 224.2072579504.

Adding to 11270651 its reverse (15607211), we get a palindrome (26877862).

The spelling of 11270651 in words is "eleven million, two hundred seventy thousand, six hundred fifty-one".