11261947 has 8 divisors (see below), whose sum is σ = 11701440. Its totient is φ = 10825920.

The previous prime is 11261941. The next prime is 11261951. The reversal of 11261947 is 74916211.

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

It is a cyclic number.

It is not a de Polignac number, because 11261947 - 2⁷ = 11261819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11261941) 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, 7143 + ... + 8575.

It is an arithmetic number, because the mean of its divisors is an integer number (1462680).

Almost surely, 2^11261947 is an apocalyptic number.

11261947 is a deficient number, since it is larger than the sum of its proper divisors (439493).

11261947 is a wasteful number, since it uses less digits than its factorization.

11261947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733.

The product of its digits is 3024, while the sum is 31.

The square root of 11261947 is about 3355.8824472857. The cubic root of 11261947 is about 224.1495268116.

The spelling of 11261947 in words is "eleven million, two hundred sixty-one thousand, nine hundred forty-seven".