60923521 has 2 divisors, whose sum is σ = 60923522. Its totient is φ = 60923520.

The previous prime is 60923509. The next prime is 60923539. The reversal of 60923521 is 12532906.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60840000 + 83521 = 7800^2 + 289^2 .

It is a cyclic number.

It is not a de Polignac number, because 60923521 - 2¹¹ = 60921473 is a prime.

It is a super-2 number, since 2×60923521² = 7423350822074882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 60923521.

It is not a weakly prime, because it can be changed into another prime (60923591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30461760 + 30461761.

It is an arithmetic number, because the mean of its divisors is an integer number (30461761).

Almost surely, 2^60923521 is an apocalyptic number.

It is an amenable number.

60923521 is a deficient number, since it is larger than the sum of its proper divisors (1).

60923521 is an equidigital number, since it uses as much as digits as its factorization.

60923521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 60923521 is about 7805.3520740579. The cubic root of 60923521 is about 393.4851361933.

The spelling of 60923521 in words is "sixty million, nine hundred twenty-three thousand, five hundred twenty-one".