4155138134 has 32 divisors (see below), whose sum is σ = 7361052672. Its totient is φ = 1721412000.

The previous prime is 4155138107. The next prime is 4155138137. The reversal of 4155138134 is 4318315514.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4155138094 and 4155138103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4155138137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 425264 + ... + 434924.

It is an arithmetic number, because the mean of its divisors is an integer number (230032896).

Almost surely, 2^4155138134 is an apocalyptic number.

4155138134 is a deficient number, since it is larger than the sum of its proper divisors (3205914538).

4155138134 is a wasteful number, since it uses less digits than its factorization.

4155138134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10692.

The product of its digits is 28800, while the sum is 35.

The square root of 4155138134 is about 64460.3609515181. The cubic root of 4155138134 is about 1607.6635133631.

The spelling of 4155138134 in words is "four billion, one hundred fifty-five million, one hundred thirty-eight thousand, one hundred thirty-four".