60993911 has 8 divisors (see below), whose sum is σ = 66939264. Its totient is φ = 55115320.

The previous prime is 60993901. The next prime is 60993913. The reversal of 60993911 is 11939906.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60993911 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 (60993913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14765 + ... + 18438.

It is an arithmetic number, because the mean of its divisors is an integer number (8367408).

Almost surely, 2^60993911 is an apocalyptic number.

60993911 is a deficient number, since it is larger than the sum of its proper divisors (5945353).

60993911 is a wasteful number, since it uses less digits than its factorization.

60993911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33381.

The product of its (nonzero) digits is 13122, while the sum is 38.

The square root of 60993911 is about 7809.8598578976. The cubic root of 60993911 is about 393.6366198791.

The spelling of 60993911 in words is "sixty million, nine hundred ninety-three thousand, nine hundred eleven".