34545621143 has 4 divisors (see below), whose sum is σ = 37686132168. Its totient is φ = 31405110120.

The previous prime is 34545621127. The next prime is 34545621181. The reversal of 34545621143 is 34112654543.

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 34545621143 - 2⁴ = 34545621127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34545621097 and 34545621106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34545681143) 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, 1570255496 + ... + 1570255517.

It is an arithmetic number, because the mean of its divisors is an integer number (9421533042).

Almost surely, 2^34545621143 is an apocalyptic number.

34545621143 is a deficient number, since it is larger than the sum of its proper divisors (3140511025).

34545621143 is a wasteful number, since it uses less digits than its factorization.

34545621143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3140511024.

The product of its digits is 172800, while the sum is 38.

The spelling of 34545621143 in words is "thirty-four billion, five hundred forty-five million, six hundred twenty-one thousand, one hundred forty-three".