11257267 has 8 divisors (see below), whose sum is σ = 12909312. Its totient is φ = 9616200.

The previous prime is 11257243. The next prime is 11257313. The reversal of 11257267 is 76275211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11257267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11257217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409 + ... + 4762.

It is an arithmetic number, because the mean of its divisors is an integer number (1613664).

Almost surely, 2^11257267 is an apocalyptic number.

11257267 is a deficient number, since it is larger than the sum of its proper divisors (1652045).

11257267 is an equidigital number, since it uses as much as digits as its factorization.

11257267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5489.

The product of its digits is 5880, while the sum is 31.

The square root of 11257267 is about 3355.1850917647. The cubic root of 11257267 is about 224.1184734148.

The spelling of 11257267 in words is "eleven million, two hundred fifty-seven thousand, two hundred sixty-seven".