573400121 has 8 divisors (see below), whose sum is σ = 657553344. Its totient is φ = 489806640.

The previous prime is 573400117. The next prime is 573400147. The reversal of 573400121 is 121004375.

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 573400121 - 2² = 573400117 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (573400921) 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, 137735 + ... + 141836.

It is an arithmetic number, because the mean of its divisors is an integer number (82194168).

Almost surely, 2^573400121 is an apocalyptic number.

It is an amenable number.

573400121 is a deficient number, since it is larger than the sum of its proper divisors (84153223).

573400121 is a wasteful number, since it uses less digits than its factorization.

573400121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279871.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 573400121 is about 23945.7745959491. The cubic root of 573400121 is about 830.7797969702.

Adding to 573400121 its reverse (121004375), we get a palindrome (694404496).

It can be divided in two parts, 5734001 and 21, that multiplied together give a palindrome (120414021).

The spelling of 573400121 in words is "five hundred seventy-three million, four hundred thousand, one hundred twenty-one".