104411987 has 2 divisors, whose sum is σ = 104411988. Its totient is φ = 104411986.

The previous prime is 104411971. The next prime is 104412029. The reversal of 104411987 is 789114401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104411987 - 2⁴ = 104411971 is a prime.

It is not a weakly prime, because it can be changed into another prime (104411387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52205993 + 52205994.

It is an arithmetic number, because the mean of its divisors is an integer number (52205994).

Almost surely, 2^104411987 is an apocalyptic number.

104411987 is a deficient number, since it is larger than the sum of its proper divisors (1).

104411987 is an equidigital number, since it uses as much as digits as its factorization.

104411987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 104411987 is about 10218.2183867835. The cubic root of 104411987 is about 470.8870932915.

It can be divided in two parts, 1044 and 11987, that added together give a palindrome (13031).

The spelling of 104411987 in words is "one hundred four million, four hundred eleven thousand, nine hundred eighty-seven".