405301053 has 4 divisors (see below), whose sum is σ = 540401408. Its totient is φ = 270200700.

The previous prime is 405301049. The next prime is 405301067. The reversal of 405301053 is 350103504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 405301053 - 2² = 405301049 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 (405301003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67550173 + ... + 67550178.

It is an arithmetic number, because the mean of its divisors is an integer number (135100352).

Almost surely, 2^405301053 is an apocalyptic number.

It is an amenable number.

405301053 is a deficient number, since it is larger than the sum of its proper divisors (135100355).

405301053 is a wasteful number, since it uses less digits than its factorization.

405301053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135100354.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 405301053 is about 20132.0901299393. The cubic root of 405301053 is about 740.0469004849.

Adding to 405301053 its reverse (350103504), we get a palindrome (755404557).

The spelling of 405301053 in words is "four hundred five million, three hundred one thousand, fifty-three".