4055157 has 16 divisors (see below), whose sum is σ = 6216000. Its totient is φ = 2609712.

The previous prime is 4055147. The next prime is 4055159. The reversal of 4055157 is 7515504.

It is a de Polignac number, because none of the positive numbers 2^k-4055157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 4055157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4055159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1807 + ... + 3372.

It is an arithmetic number, because the mean of its divisors is an integer number (388500).

Almost surely, 2^4055157 is an apocalyptic number.

It is an amenable number.

4055157 is a deficient number, since it is larger than the sum of its proper divisors (2160843).

4055157 is a wasteful number, since it uses less digits than its factorization.

4055157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5217 (or 5211 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

The square root of 4055157 is about 2013.7420390904. The cubic root of 4055157 is about 159.4664126104.

The spelling of 4055157 in words is "four million, fifty-five thousand, one hundred fifty-seven".