553743157 has 8 divisors (see below), whose sum is σ = 608696352. Its totient is φ = 499558800.

The previous prime is 553743149. The next prime is 553743161. The reversal of 553743157 is 751347355.

It is a happy number.

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 553743157 - 2³ = 553743149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553743107) 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, 190698 + ... + 193579.

It is an arithmetic number, because the mean of its divisors is an integer number (76087044).

Almost surely, 2^553743157 is an apocalyptic number.

It is an amenable number.

553743157 is a deficient number, since it is larger than the sum of its proper divisors (54953195).

553743157 is a wasteful number, since it uses less digits than its factorization.

553743157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384419.

The product of its digits is 220500, while the sum is 40.

The square root of 553743157 is about 23531.7478526352. The cubic root of 553743157 is about 821.1757657193.

The spelling of 553743157 in words is "five hundred fifty-three million, seven hundred forty-three thousand, one hundred fifty-seven".