34101121345 has 4 divisors (see below), whose sum is σ = 40921345620. Its totient is φ = 27280897072.

The previous prime is 34101121343. The next prime is 34101121357. The reversal of 34101121345 is 54312110143.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54312110143 = 31 ⋅1752003553.

It can be written as a sum of positive squares in 2 ways, for example, as 18893052304 + 15208069041 = 137452^2 + 123321^2 .

It is a cyclic number.

It is not a de Polignac number, because 34101121345 - 2¹ = 34101121343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34101121343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3410112130 + ... + 3410112139.

It is an arithmetic number, because the mean of its divisors is an integer number (10230336405).

Almost surely, 2^34101121345 is an apocalyptic number.

It is an amenable number.

34101121345 is a deficient number, since it is larger than the sum of its proper divisors (6820224275).

34101121345 is an equidigital number, since it uses as much as digits as its factorization.

34101121345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6820224274.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 34101121345 its reverse (54312110143), we get a palindrome (88413231488).

The spelling of 34101121345 in words is "thirty-four billion, one hundred one million, one hundred twenty-one thousand, three hundred forty-five".