345140451245 has 8 divisors (see below), whose sum is σ = 438531396984. Its totient is φ = 259870457344.

The previous prime is 345140451197. The next prime is 345140451247. The reversal of 345140451245 is 542154041543.

It can be written as a sum of positive squares in 4 ways, for example, as 109485544996 + 235654906249 = 330886^2 + 485443^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 345140451245 - 2⁶ = 345140451181 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345140451199 and 345140451208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345140451247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2030237864 + ... + 2030238033.

It is an arithmetic number, because the mean of its divisors is an integer number (54816424623).

Almost surely, 2^345140451245 is an apocalyptic number.

It is an amenable number.

345140451245 is a deficient number, since it is larger than the sum of its proper divisors (93390945739).

345140451245 is a wasteful number, since it uses less digits than its factorization.

345140451245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4060475919.

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 345140451245 its reverse (542154041543), we get a palindrome (887294492788).

The spelling of 345140451245 in words is "three hundred forty-five billion, one hundred forty million, four hundred fifty-one thousand, two hundred forty-five".