4011725 has 12 divisors (see below), whose sum is σ = 5110164. Its totient is φ = 3121920.

The previous prime is 4011719. The next prime is 4011731. The reversal of 4011725 is 5271104.

It is an interprime number because it is at equal distance from previous prime (4011719) and next prime (4011731).

It can be written as a sum of positive squares in 6 ways, for example, as 252004 + 3759721 = 502^2 + 1939^2 .

It is not a de Polignac number, because 4011725 - 2¹⁰ = 4010701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4011697 and 4011706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1244 + ... + 3093.

It is an arithmetic number, because the mean of its divisors is an integer number (425847).

Almost surely, 2^4011725 is an apocalyptic number.

It is an amenable number.

4011725 is a deficient number, since it is larger than the sum of its proper divisors (1098439).

4011725 is a wasteful number, since it uses less digits than its factorization.

4011725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4384 (or 4379 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 4011725 is about 2002.9291050858. The cubic root of 4011725 is about 158.8950562064.

Adding to 4011725 its reverse (5271104), we get a palindrome (9282829).

The spelling of 4011725 in words is "four million, eleven thousand, seven hundred twenty-five".