4155039 has 24 divisors (see below), whose sum is σ = 6937632. Its totient is φ = 2347200.

The previous prime is 4155037. The next prime is 4155049. The reversal of 4155039 is 9305514.

It is not a de Polignac number, because 4155039 - 2¹ = 4155037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4155037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6037 + ... + 6689.

It is an arithmetic number, because the mean of its divisors is an integer number (289068).

Almost surely, 2^4155039 is an apocalyptic number.

4155039 is a deficient number, since it is larger than the sum of its proper divisors (2782593).

4155039 is a wasteful number, since it uses less digits than its factorization.

4155039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767 (or 764 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 4155039 is about 2038.3912774539. The cubic root of 4155039 is about 160.7650727957.

The spelling of 4155039 in words is "four million, one hundred fifty-five thousand, thirty-nine".