60911089 has 4 divisors (see below), whose sum is σ = 60927856. Its totient is φ = 60894324.

The previous prime is 60911087. The next prime is 60911099. The reversal of 60911089 is 98011906.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 60911089 - 2¹ = 60911087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60911083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399 + ... + 11044.

It is an arithmetic number, because the mean of its divisors is an integer number (15231964).

Almost surely, 2^60911089 is an apocalyptic number.

It is an amenable number.

60911089 is a deficient number, since it is larger than the sum of its proper divisors (16767).

60911089 is a wasteful number, since it uses less digits than its factorization.

60911089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16766.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 60911089 is about 7804.5556567943. Note that the first 3 decimals coincide. The cubic root of 60911089 is about 393.4583696292.

The spelling of 60911089 in words is "sixty million, nine hundred eleven thousand, eighty-nine".