4265129 has 12 divisors (see below), whose sum is σ = 4748100. Its totient is φ = 3828000.

The previous prime is 4265123. The next prime is 4265137. The reversal of 4265129 is 9215624.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3705625 + 559504 = 1925^2 + 748^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4265129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4265123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12047 + ... + 12395.

It is an arithmetic number, because the mean of its divisors is an integer number (395675).

Almost surely, 2^4265129 is an apocalyptic number.

It is an amenable number.

4265129 is a deficient number, since it is larger than the sum of its proper divisors (482971).

4265129 is a wasteful number, since it uses less digits than its factorization.

4265129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472 (or 461 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 4265129 is about 2065.2188745990. The cubic root of 4265129 is about 162.1725667090.

It can be divided in two parts, 426 and 5129, that added together give a palindrome (5555).

The spelling of 4265129 in words is "four million, two hundred sixty-five thousand, one hundred twenty-nine".