3545872129 has 8 divisors (see below), whose sum is σ = 3593537792. Its totient is φ = 3498461280.

The previous prime is 3545872081. The next prime is 3545872157. The reversal of 3545872129 is 9212785453.

3545872129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3545872129 - 2⁹ = 3545871617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3545872199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35604 + ... + 91429.

It is an arithmetic number, because the mean of its divisors is an integer number (449192224).

Almost surely, 2^3545872129 is an apocalyptic number.

It is an amenable number.

3545872129 is a deficient number, since it is larger than the sum of its proper divisors (47665663).

3545872129 is a wasteful number, since it uses less digits than its factorization.

3545872129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127407.

The product of its digits is 604800, while the sum is 46.

The square root of 3545872129 is about 59547.2260395058. The cubic root of 3545872129 is about 1524.8988024221.

The spelling of 3545872129 in words is "three billion, five hundred forty-five million, eight hundred seventy-two thousand, one hundred twenty-nine".