60981871 has 4 divisors (see below), whose sum is σ = 61574032. Its totient is φ = 60389712.

The previous prime is 60981857. The next prime is 60981911. The reversal of 60981871 is 17818906.

60981871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 60981871 - 2¹⁹ = 60457583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60982871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295926 + ... + 296131.

It is an arithmetic number, because the mean of its divisors is an integer number (15393508).

Almost surely, 2^60981871 is an apocalyptic number.

60981871 is a deficient number, since it is larger than the sum of its proper divisors (592161).

60981871 is a wasteful number, since it uses less digits than its factorization.

60981871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592160.

The product of its (nonzero) digits is 24192, while the sum is 40.

The square root of 60981871 is about 7809.0889993648. The cubic root of 60981871 is about 393.6107173111.

The spelling of 60981871 in words is "sixty million, nine hundred eighty-one thousand, eight hundred seventy-one".