4129117 has 4 divisors (see below), whose sum is σ = 4140736. Its totient is φ = 4117500.

The previous prime is 4129109. The next prime is 4129129. The reversal of 4129117 is 7119214.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7119214 = 2 ⋅3559607.

It is a cyclic number.

It is not a de Polignac number, because 4129117 - 2³ = 4129109 is a prime.

It is a Duffinian number.

4129117 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4129091 and 4129100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4129157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5259 + ... + 5992.

It is an arithmetic number, because the mean of its divisors is an integer number (1035184).

Almost surely, 2^4129117 is an apocalyptic number.

It is an amenable number.

4129117 is a deficient number, since it is larger than the sum of its proper divisors (11619).

4129117 is a wasteful number, since it uses less digits than its factorization.

4129117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11618.

The product of its digits is 504, while the sum is 25.

The square root of 4129117 is about 2032.0228837294. The cubic root of 4129117 is about 160.4300539867.

The spelling of 4129117 in words is "four million, one hundred twenty-nine thousand, one hundred seventeen".