5345642123 has 8 divisors (see below), whose sum is σ = 5569762800. Its totient is φ = 5124174048.

The previous prime is 5345642117. The next prime is 5345642131. The reversal of 5345642123 is 3212465435.

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 5345642123 - 2²⁶ = 5278533259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5345642143) 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, 659036 + ... + 667097.

It is an arithmetic number, because the mean of its divisors is an integer number (696220350).

Almost surely, 2^5345642123 is an apocalyptic number.

5345642123 is a deficient number, since it is larger than the sum of its proper divisors (224120677).

5345642123 is a wasteful number, since it uses less digits than its factorization.

5345642123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326301.

The product of its digits is 86400, while the sum is 35.

The square root of 5345642123 is about 73113.8982889026. The cubic root of 5345642123 is about 1748.5039865636.

The spelling of 5345642123 in words is "five billion, three hundred forty-five million, six hundred forty-two thousand, one hundred twenty-three".