4011955 has 8 divisors (see below), whose sum is σ = 4840704. Its totient is φ = 3192000.

The previous prime is 4011929. The next prime is 4011977. The reversal of 4011955 is 5591104.

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

It is not a de Polignac number, because 4011955 - 2⁵ = 4011923 is a prime.

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, 1146 + ... + 3055.

It is an arithmetic number, because the mean of its divisors is an integer number (605088).

Almost surely, 2^4011955 is an apocalyptic number.

4011955 is a deficient number, since it is larger than the sum of its proper divisors (828749).

4011955 is a wasteful number, since it uses less digits than its factorization.

4011955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4397.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 4011955 is about 2002.9865201743. The cubic root of 4011955 is about 158.8980927359.

The spelling of 4011955 in words is "four million, eleven thousand, nine hundred fifty-five".