545002123 has 2 divisors, whose sum is σ = 545002124. Its totient is φ = 545002122.

The previous prime is 545002111. The next prime is 545002141. The reversal of 545002123 is 321200545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545002123 - 2¹³ = 544993931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545002094 and 545002103.

It is not a weakly prime, because it can be changed into another prime (545002223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272501061 + 272501062.

It is an arithmetic number, because the mean of its divisors is an integer number (272501062).

Almost surely, 2^545002123 is an apocalyptic number.

545002123 is a deficient number, since it is larger than the sum of its proper divisors (1).

545002123 is an equidigital number, since it uses as much as digits as its factorization.

545002123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 545002123 is about 23345.2805294775. The cubic root of 545002123 is about 816.8319776602.

Adding to 545002123 its reverse (321200545), we get a palindrome (866202668).

The spelling of 545002123 in words is "five hundred forty-five million, two thousand, one hundred twenty-three".