4145156 has 12 divisors (see below), whose sum is σ = 7362768. Its totient is φ = 2041512.

The previous prime is 4145117. The next prime is 4145171. The reversal of 4145156 is 6515414.

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, 7466 + ... + 8001.

It is an arithmetic number, because the mean of its divisors is an integer number (613564).

Almost surely, 2^4145156 is an apocalyptic number.

It is an amenable number.

4145156 is a deficient number, since it is larger than the sum of its proper divisors (3217612).

4145156 is a wasteful number, since it uses less digits than its factorization.

4145156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15538 (or 15536 counting only the distinct ones).

The product of its digits is 2400, while the sum is 26.

The square root of 4145156 is about 2035.9656185702. The cubic root of 4145156 is about 160.6375086021.

The spelling of 4145156 in words is "four million, one hundred forty-five thousand, one hundred fifty-six".