104513387 has 12 divisors (see below), whose sum is σ = 117685848. Its totient is φ = 92690400.

The previous prime is 104513359. The next prime is 104513389. The reversal of 104513387 is 783315401.

It is not a de Polignac number, because 104513387 - 2¹⁰ = 104512363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104513389) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5573 + ... + 15494.

It is an arithmetic number, because the mean of its divisors is an integer number (9807154).

Almost surely, 2^104513387 is an apocalyptic number.

104513387 is a deficient number, since it is larger than the sum of its proper divisors (13172461).

104513387 is a wasteful number, since it uses less digits than its factorization.

104513387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21130 (or 21119 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 104513387 is about 10223.1789087348. The cubic root of 104513387 is about 471.0394784218.

Adding to 104513387 its reverse (783315401), we get a palindrome (887828788).

The spelling of 104513387 in words is "one hundred four million, five hundred thirteen thousand, three hundred eighty-seven".