60561505 has 8 divisors (see below), whose sum is σ = 72878400. Its totient is φ = 48312816.

The previous prime is 60561499. The next prime is 60561511. The reversal of 60561505 is 50516506.

It is an interprime number because it is at equal distance from previous prime (60561499) and next prime (60561511).

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 60561505 - 2¹³ = 60553313 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15075 + ... + 18664.

It is an arithmetic number, because the mean of its divisors is an integer number (9109800).

Almost surely, 2^60561505 is an apocalyptic number.

It is an amenable number.

60561505 is a deficient number, since it is larger than the sum of its proper divisors (12316895).

60561505 is a wasteful number, since it uses less digits than its factorization.

60561505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34103.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 60561505 is about 7782.1272798638. The cubic root of 60561505 is about 392.7042062872.

The spelling of 60561505 in words is "sixty million, five hundred sixty-one thousand, five hundred five".