34103551243 has 4 divisors (see below), whose sum is σ = 34747014528. Its totient is φ = 33460087960.

The previous prime is 34103551211. The next prime is 34103551319. The reversal of 34103551243 is 34215530143.

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

It is a cyclic number.

It is not a de Polignac number, because 34103551243 - 2⁵ = 34103551211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34103551543) 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, 321731563 + ... + 321731668.

It is an arithmetic number, because the mean of its divisors is an integer number (8686753632).

Almost surely, 2^34103551243 is an apocalyptic number.

34103551243 is a deficient number, since it is larger than the sum of its proper divisors (643463285).

34103551243 is an equidigital number, since it uses as much as digits as its factorization.

34103551243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643463284.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 34103551243 in words is "thirty-four billion, one hundred three million, five hundred fifty-one thousand, two hundred forty-three".