3403031421253 has 4 divisors (see below), whose sum is σ = 3409851124000. Its totient is φ = 3396211718508.

The previous prime is 3403031421241. The next prime is 3403031421259. The reversal of 3403031421253 is 3521241303043.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 3403031421253 - 2⁹ = 3403031420741 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 (3403031421259) 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, 3409850625 + ... + 3409851622.

It is an arithmetic number, because the mean of its divisors is an integer number (852462781000).

Almost surely, 2^{3403031421253} is an apocalyptic number.

It is an amenable number.

3403031421253 is a deficient number, since it is larger than the sum of its proper divisors (6819702747).

3403031421253 is an equidigital number, since it uses as much as digits as its factorization.

3403031421253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6819702746.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 3403031421253 its reverse (3521241303043), we get a palindrome (6924272724296).

The spelling of 3403031421253 in words is "three trillion, four hundred three billion, thirty-one million, four hundred twenty-one thousand, two hundred fifty-three".