405130231253 has 8 divisors (see below), whose sum is σ = 441969574176. Its totient is φ = 368292442000.

The previous prime is 405130231211. The next prime is 405130231279. The reversal of 405130231253 is 352132031504.

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 405130231253 - 2⁶ = 405130231189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405130261253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194903 + ... + 921003.

It is an arithmetic number, because the mean of its divisors is an integer number (55246196772).

Almost surely, 2^405130231253 is an apocalyptic number.

It is an amenable number.

405130231253 is a deficient number, since it is larger than the sum of its proper divisors (36839342923).

405130231253 is a wasteful number, since it uses less digits than its factorization.

405130231253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776835.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 405130231253 its reverse (352132031504), we get a palindrome (757262262757).

The spelling of 405130231253 in words is "four hundred five billion, one hundred thirty million, two hundred thirty-one thousand, two hundred fifty-three".