70104587 has 4 divisors (see below), whose sum is σ = 80119536. Its totient is φ = 60089640.

The previous prime is 70104569. The next prime is 70104607. The reversal of 70104587 is 78540107.

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 70104587 - 2¹² = 70100491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70104527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5007464 + ... + 5007477.

It is an arithmetic number, because the mean of its divisors is an integer number (20029884).

Almost surely, 2^70104587 is an apocalyptic number.

70104587 is a deficient number, since it is larger than the sum of its proper divisors (10014949).

70104587 is a wasteful number, since it uses less digits than its factorization.

70104587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10014948.

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 70104587 is about 8372.8482011798. The cubic root of 70104587 is about 412.3336815880. Note that the first 3 decimals are identical.

The spelling of 70104587 in words is "seventy million, one hundred four thousand, five hundred eighty-seven".