5909142587 has 4 divisors (see below), whose sum is σ = 5980337160. Its totient is φ = 5837948016.

The previous prime is 5909142583. The next prime is 5909142599. The reversal of 5909142587 is 7852419095.

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 5909142587 - 2² = 5909142583 is a prime.

It is a super-2 number, since 2×5909142587² = 69835932226994105138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5909142583) 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, 35597162 + ... + 35597327.

It is an arithmetic number, because the mean of its divisors is an integer number (1495084290).

Almost surely, 2^5909142587 is an apocalyptic number.

5909142587 is a deficient number, since it is larger than the sum of its proper divisors (71194573).

5909142587 is an equidigital number, since it uses as much as digits as its factorization.

5909142587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71194572.

The product of its (nonzero) digits is 907200, while the sum is 50.

The square root of 5909142587 is about 76870.9476135165. The cubic root of 5909142587 is about 1807.9017418726.

The spelling of 5909142587 in words is "five billion, nine hundred nine million, one hundred forty-two thousand, five hundred eighty-seven".