525429243 has 6 divisors (see below), whose sum is σ = 758953364. Its totient is φ = 350286156.

The previous prime is 525429197. The next prime is 525429263. The reversal of 525429243 is 342924525.

525429243 is a `hidden beast` number, since 525 + 4 + 2 + 92 + 43 = 666.

It is not a de Polignac number, because 525429243 - 2⁸ = 525428987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 525429198 and 525429207.

It is not an unprimeable number, because it can be changed into a prime (525429263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29190505 + ... + 29190522.

Almost surely, 2^525429243 is an apocalyptic number.

525429243 is a deficient number, since it is larger than the sum of its proper divisors (233524121).

525429243 is a wasteful number, since it uses less digits than its factorization.

525429243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58381033 (or 58381030 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 525429243 is about 22922.2434111498. The cubic root of 525429243 is about 806.9341212005.

The spelling of 525429243 in words is "five hundred twenty-five million, four hundred twenty-nine thousand, two hundred forty-three".