553231401 has 8 divisors (see below), whose sum is σ = 737755200. Its totient is φ = 368764272.

The previous prime is 553231381. The next prime is 553231403. The reversal of 553231401 is 104132355.

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

It is not a de Polignac number, because 553231401 - 2⁹ = 553230889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (553231403) 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 7 ways as a sum of consecutive naturals, for example, 21300 + ... + 39498.

It is an arithmetic number, because the mean of its divisors is an integer number (92219400).

Almost surely, 2^553231401 is an apocalyptic number.

It is an amenable number.

553231401 is a deficient number, since it is larger than the sum of its proper divisors (184523799).

553231401 is a wasteful number, since it uses less digits than its factorization.

553231401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28335.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 553231401 is about 23520.8716037480. The cubic root of 553231401 is about 820.9227175053.

Adding to 553231401 its reverse (104132355), we get a palindrome (657363756).

The spelling of 553231401 in words is "five hundred fifty-three million, two hundred thirty-one thousand, four hundred one".