545402125 has 32 divisors (see below), whose sum is σ = 722367360. Its totient is φ = 409968000.

The previous prime is 545402111. The next prime is 545402129. The reversal of 545402125 is 521204545.

It is not a de Polignac number, because 545402125 - 2⁹ = 545401613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545402093 and 545402102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545402129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 310249 + ... + 312001.

It is an arithmetic number, because the mean of its divisors is an integer number (22573980).

Almost surely, 2^545402125 is an apocalyptic number.

It is an amenable number.

545402125 is a deficient number, since it is larger than the sum of its proper divisors (176965235).

545402125 is a wasteful number, since it uses less digits than its factorization.

545402125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918 (or 1908 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 545402125 is about 23353.8460429969. The cubic root of 545402125 is about 817.0317655805.

It can be divided in two parts, 54540 and 2125, that added together give a palindrome (56665).

The spelling of 545402125 in words is "five hundred forty-five million, four hundred two thousand, one hundred twenty-five".