652503123 has 12 divisors (see below), whose sum is σ = 983483280. Its totient is φ = 416088816.

The previous prime is 652503121. The next prime is 652503133. The reversal of 652503123 is 321305256.

652503123 is a `hidden beast` number, since 652 + 5 + 0 + 3 + 1 + 2 + 3 = 666.

It is not a de Polignac number, because 652503123 - 2¹ = 652503121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (652503121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1575888 + ... + 1576301.

It is an arithmetic number, because the mean of its divisors is an integer number (81956940).

Almost surely, 2^652503123 is an apocalyptic number.

652503123 is a deficient number, since it is larger than the sum of its proper divisors (330980157).

652503123 is a wasteful number, since it uses less digits than its factorization.

652503123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3152218 (or 3152215 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 652503123 is about 25544.1406784413. The cubic root of 652503123 is about 867.3496312995.

Adding to 652503123 its reverse (321305256), we get a palindrome (973808379).

The spelling of 652503123 in words is "six hundred fifty-two million, five hundred three thousand, one hundred twenty-three".