345454410245453 has 4 divisors (see below), whose sum is σ = 349335920473020. Its totient is φ = 341572900017888.

The previous prime is 345454410245437. The next prime is 345454410245467. The reversal of 345454410245453 is 354542014454543.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 205188807794569 + 140265602450884 = 14324413^2 + 11843378^2 .

It is a cyclic number.

It is not a de Polignac number, because 345454410245453 - 2⁴ = 345454410245437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 345454410245395 and 345454410245404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345454410245473) 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, 1940755113650 + ... + 1940755113827.

It is an arithmetic number, because the mean of its divisors is an integer number (87333980118255).

Almost surely, 2^{345454410245453} is an apocalyptic number.

It is an amenable number.

345454410245453 is a deficient number, since it is larger than the sum of its proper divisors (3881510227567).

345454410245453 is an equidigital number, since it uses as much as digits as its factorization.

345454410245453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3881510227566.

The product of its (nonzero) digits is 46080000, while the sum is 53.

Adding to 345454410245453 its reverse (354542014454543), we get a palindrome (699996424699996).

The spelling of 345454410245453 in words is "three hundred forty-five trillion, four hundred fifty-four billion, four hundred ten million, two hundred forty-five thousand, four hundred fifty-three".