11893955 has 4 divisors (see below), whose sum is σ = 14272752. Its totient is φ = 9515160.

The previous prime is 11893949. The next prime is 11893957. The reversal of 11893955 is 55939811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55939811 = 29 ⋅1928959.

It is not a de Polignac number, because 11893955 - 2⁴ = 11893939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11893957) 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, 1189391 + ... + 1189400.

It is an arithmetic number, because the mean of its divisors is an integer number (3568188).

Almost surely, 2^11893955 is an apocalyptic number.

11893955 is a deficient number, since it is larger than the sum of its proper divisors (2378797).

11893955 is an equidigital number, since it uses as much as digits as its factorization.

11893955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378796.

The product of its digits is 48600, while the sum is 41.

The square root of 11893955 is about 3448.7613718551. The cubic root of 11893955 is about 228.2664564593.

The spelling of 11893955 in words is "eleven million, eight hundred ninety-three thousand, nine hundred fifty-five".