11801258 has 16 divisors (see below), whose sum is σ = 20644800. Its totient is φ = 5057388.

The previous prime is 11801233. The next prime is 11801263. The reversal of 11801258 is 85210811.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7916 + ... + 9287.

It is an arithmetic number, because the mean of its divisors is an integer number (1290300).

Almost surely, 2^11801258 is an apocalyptic number.

11801258 is a deficient number, since it is larger than the sum of its proper divisors (8843542).

11801258 is an equidigital number, since it uses as much as digits as its factorization.

11801258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17226 (or 17212 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 26.

The square root of 11801258 is about 3435.2959115628. The cubic root of 11801258 is about 227.6719016346.

The spelling of 11801258 in words is "eleven million, eight hundred one thousand, two hundred fifty-eight".