325405021243 has 8 divisors (see below), whose sum is σ = 325888341696. Its totient is φ = 324921979200.

The previous prime is 325405021231. The next prime is 325405021283. The reversal of 325405021243 is 342120504523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325405021243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325405021283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2330833 + ... + 2466493.

It is an arithmetic number, because the mean of its divisors is an integer number (40736042712).

Almost surely, 2^325405021243 is an apocalyptic number.

325405021243 is a deficient number, since it is larger than the sum of its proper divisors (483320453).

325405021243 is a wasteful number, since it uses less digits than its factorization.

325405021243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139205.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 325405021243 its reverse (342120504523), we get a palindrome (667525525766).

The spelling of 325405021243 in words is "three hundred twenty-five billion, four hundred five million, twenty-one thousand, two hundred forty-three".