10951855 has 4 divisors (see below), whose sum is σ = 13142232. Its totient is φ = 8761480.

The previous prime is 10951823. The next prime is 10951861. The reversal of 10951855 is 55815901.

10951855 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55815901 = 19 ⋅2937679.

It is not a de Polignac number, because 10951855 - 2⁵ = 10951823 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10951855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1095181 + ... + 1095190.

It is an arithmetic number, because the mean of its divisors is an integer number (3285558).

Almost surely, 2^10951855 is an apocalyptic number.

10951855 is a deficient number, since it is larger than the sum of its proper divisors (2190377).

10951855 is an equidigital number, since it uses as much as digits as its factorization.

10951855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2190376.

The product of its (nonzero) digits is 9000, while the sum is 34.

The square root of 10951855 is about 3309.3586992044. The cubic root of 10951855 is about 222.0730693109.

The spelling of 10951855 in words is "ten million, nine hundred fifty-one thousand, eight hundred fifty-five".