60661495 has 4 divisors (see below), whose sum is σ = 72793800. Its totient is φ = 48529192.

The previous prime is 60661487. The next prime is 60661501. The reversal of 60661495 is 59416606.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 60661495 - 2³ = 60661487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6066145 + ... + 6066154.

It is an arithmetic number, because the mean of its divisors is an integer number (18198450).

Almost surely, 2^60661495 is an apocalyptic number.

60661495 is a deficient number, since it is larger than the sum of its proper divisors (12132305).

60661495 is a wasteful number, since it uses less digits than its factorization.

60661495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12132304.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 60661495 is about 7788.5489662709. The cubic root of 60661495 is about 392.9202120546.

The spelling of 60661495 in words is "sixty million, six hundred sixty-one thousand, four hundred ninety-five".