60700091 has 12 divisors (see below), whose sum is σ = 63146160. Its totient is φ = 58341600.

The previous prime is 60700051. The next prime is 60700093. The reversal of 60700091 is 19000706.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-60700091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60700093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138050 + ... + 138488.

It is an arithmetic number, because the mean of its divisors is an integer number (5262180).

Almost surely, 2^60700091 is an apocalyptic number.

60700091 is a deficient number, since it is larger than the sum of its proper divisors (2446069).

60700091 is a wasteful number, since it uses less digits than its factorization.

60700091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 577 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 60700091 is about 7791.0263123673. The cubic root of 60700091 is about 393.0035264830.

Adding to 60700091 its reverse (19000706), we get a palindrome (79700797).

The spelling of 60700091 in words is "sixty million, seven hundred thousand, ninety-one".