60661534 has 8 divisors (see below), whose sum is σ = 94948560. Its totient is φ = 29012016.

The previous prime is 60661529. The next prime is 60661543. The reversal of 60661534 is 43516606.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 60661496 and 60661505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 659319 + ... + 659410.

It is an arithmetic number, because the mean of its divisors is an integer number (11868570).

Almost surely, 2^60661534 is an apocalyptic number.

60661534 is a deficient number, since it is larger than the sum of its proper divisors (34287026).

60661534 is a wasteful number, since it uses less digits than its factorization.

60661534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318754.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 60661534 is about 7788.5514699461. The cubic root of 60661534 is about 392.9202962589.

The spelling of 60661534 in words is "sixty million, six hundred sixty-one thousand, five hundred thirty-four".