123052521 has 8 divisors (see below), whose sum is σ = 168071904. Its totient is φ = 80034080.

The previous prime is 123052519. The next prime is 123052537. The reversal of 123052521 is 125250321.

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 123052521 - 2¹ = 123052519 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (123052561) 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, 500091 + ... + 500336.

It is an arithmetic number, because the mean of its divisors is an integer number (21008988).

Almost surely, 2^123052521 is an apocalyptic number.

It is an amenable number.

123052521 is a deficient number, since it is larger than the sum of its proper divisors (45019383).

123052521 is a wasteful number, since it uses less digits than its factorization.

123052521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000471.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 123052521 is about 11092.9040832417. The cubic root of 123052521 is about 497.3897583228.

The spelling of 123052521 in words is "one hundred twenty-three million, fifty-two thousand, five hundred twenty-one".