58140091 has 4 divisors (see below), whose sum is σ = 59558184. Its totient is φ = 56722000.

The previous prime is 58140079. The next prime is 58140107. The reversal of 58140091 is 19004185.

It is a happy number.

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 58140091 - 2⁵ = 58140059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58140001) 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 3 ways as a sum of consecutive naturals, for example, 708985 + ... + 709066.

It is an arithmetic number, because the mean of its divisors is an integer number (14889546).

Almost surely, 2^58140091 is an apocalyptic number.

58140091 is a deficient number, since it is larger than the sum of its proper divisors (1418093).

58140091 is a wasteful number, since it uses less digits than its factorization.

58140091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418092.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 58140091 is about 7624.9649835262. The cubic root of 58140091 is about 387.3990657683.

The spelling of 58140091 in words is "fifty-eight million, one hundred forty thousand, ninety-one".