545293429 has 4 divisors (see below), whose sum is σ = 552763276. Its totient is φ = 537823584.

The previous prime is 545293421. The next prime is 545293493. The reversal of 545293429 is 924392545.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 475152804 + 70140625 = 21798^2 + 8375^2 .

It is a cyclic number.

It is not a de Polignac number, because 545293429 - 2³ = 545293421 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 (545293421) 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, 3734814 + ... + 3734959.

It is an arithmetic number, because the mean of its divisors is an integer number (138190819).

Almost surely, 2^545293429 is an apocalyptic number.

It is an amenable number.

545293429 is a deficient number, since it is larger than the sum of its proper divisors (7469847).

545293429 is an equidigital number, since it uses as much as digits as its factorization.

545293429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7469846.

The product of its digits is 388800, while the sum is 43.

The square root of 545293429 is about 23351.5187728764. The cubic root of 545293429 is about 816.9774851508.

The spelling of 545293429 in words is "five hundred forty-five million, two hundred ninety-three thousand, four hundred twenty-nine".