60610091 has 4 divisors (see below), whose sum is σ = 62019672. Its totient is φ = 59200512.

The previous prime is 60610079. The next prime is 60610097. The reversal of 60610091 is 19001606.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60610091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60610097) 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, 704726 + ... + 704811.

It is an arithmetic number, because the mean of its divisors is an integer number (15504918).

Almost surely, 2^60610091 is an apocalyptic number.

60610091 is a deficient number, since it is larger than the sum of its proper divisors (1409581).

60610091 is a wasteful number, since it uses less digits than its factorization.

60610091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409580.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 60610091 is about 7785.2482940495. The cubic root of 60610091 is about 392.8091950172.

Adding to 60610091 its reverse (19001606), we get a palindrome (79611697).

The spelling of 60610091 in words is "sixty million, six hundred ten thousand, ninety-one".