4145429 has 4 divisors (see below), whose sum is σ = 4150476. Its totient is φ = 4140384.

The previous prime is 4145423. The next prime is 4145459. The reversal of 4145429 is 9245414.

4145429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9245414 = 2 ⋅4622707.

It can be written as a sum of positive squares in 2 ways, for example, as 3783025 + 362404 = 1945^2 + 602^2 .

It is a cyclic number.

It is not a de Polignac number, because 4145429 - 2¹⁶ = 4079893 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 (4145423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 974 + ... + 3039.

It is an arithmetic number, because the mean of its divisors is an integer number (1037619).

Almost surely, 2^4145429 is an apocalyptic number.

It is an amenable number.

4145429 is a deficient number, since it is larger than the sum of its proper divisors (5047).

4145429 is a wasteful number, since it uses less digits than its factorization.

4145429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5046.

The product of its digits is 5760, while the sum is 29.

The square root of 4145429 is about 2036.0326618205. The cubic root of 4145429 is about 160.6410350538.

The spelling of 4145429 in words is "four million, one hundred forty-five thousand, four hundred twenty-nine".