557430133 has 8 divisors (see below), whose sum is σ = 601509888. Its totient is φ = 513521904.

The previous prime is 557430131. The next prime is 557430143. The reversal of 557430133 is 331034755.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 557430133 - 2¹ = 557430131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 557430095 and 557430104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557430131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36085 + ... + 49162.

It is an arithmetic number, because the mean of its divisors is an integer number (75188736).

Almost surely, 2^557430133 is an apocalyptic number.

It is an amenable number.

557430133 is a deficient number, since it is larger than the sum of its proper divisors (44079755).

557430133 is a wasteful number, since it uses less digits than its factorization.

557430133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85763.

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 557430133 is about 23609.9583438853. The cubic root of 557430133 is about 822.9942745298.

Adding to 557430133 its reverse (331034755), we get a palindrome (888464888).

The spelling of 557430133 in words is "five hundred fifty-seven million, four hundred thirty thousand, one hundred thirty-three".