345453242413 has 4 divisors (see below), whose sum is σ = 347771720700. Its totient is φ = 343134764128.

The previous prime is 345453242363. The next prime is 345453242461. The reversal of 345453242413 is 314242354543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 314242354543 = 13 ⋅24172488811.

It can be written as a sum of positive squares in 2 ways, for example, as 174320445289 + 171132797124 = 417517^2 + 413682^2 .

It is a cyclic number.

It is not a de Polignac number, because 345453242413 - 2⁹ = 345453241901 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 (345453245413) 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, 1159238920 + ... + 1159239217.

It is an arithmetic number, because the mean of its divisors is an integer number (86942930175).

Almost surely, 2^345453242413 is an apocalyptic number.

It is an amenable number.

345453242413 is a deficient number, since it is larger than the sum of its proper divisors (2318478287).

345453242413 is a wasteful number, since it uses less digits than its factorization.

345453242413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318478286.

The product of its digits is 691200, while the sum is 40.

Adding to 345453242413 its reverse (314242354543), we get a palindrome (659695596956).

The spelling of 345453242413 in words is "three hundred forty-five billion, four hundred fifty-three million, two hundred forty-two thousand, four hundred thirteen".