421453252303133 has 4 divisors (see below), whose sum is σ = 421453294574880. Its totient is φ = 421453210031388.

The previous prime is 421453252303091. The next prime is 421453252303141. The reversal of 421453252303133 is 331303252354124.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 421453252303133 - 2⁸ = 421453252302877 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 (421453252303933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3027266 + ... + 29190252.

It is an arithmetic number, because the mean of its divisors is an integer number (105363323643720).

Almost surely, 2^{421453252303133} is an apocalyptic number.

It is an amenable number.

421453252303133 is a deficient number, since it is larger than the sum of its proper divisors (42271747).

421453252303133 is a wasteful number, since it uses less digits than its factorization.

421453252303133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42271746.

The product of its (nonzero) digits is 777600, while the sum is 41.

The spelling of 421453252303133 in words is "four hundred twenty-one trillion, four hundred fifty-three billion, two hundred fifty-two million, three hundred three thousand, one hundred thirty-three".