553126247 has 4 divisors (see below), whose sum is σ = 553268496. Its totient is φ = 552984000.

The previous prime is 553126237. The next prime is 553126253. The reversal of 553126247 is 742621355.

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

It is a cyclic number.

It is not a de Polignac number, because 553126247 - 2¹⁴ = 553109863 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 (553126207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65123 + ... + 73124.

It is an arithmetic number, because the mean of its divisors is an integer number (138317124).

Almost surely, 2^553126247 is an apocalyptic number.

553126247 is a deficient number, since it is larger than the sum of its proper divisors (142249).

553126247 is a wasteful number, since it uses less digits than its factorization.

553126247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142248.

The product of its digits is 50400, while the sum is 35.

The square root of 553126247 is about 23518.6361636894. The cubic root of 553126247 is about 820.8707026359.

The spelling of 553126247 in words is "five hundred fifty-three million, one hundred twenty-six thousand, two hundred forty-seven".