109486387 has 2 divisors, whose sum is σ = 109486388. Its totient is φ = 109486386.

The previous prime is 109486381. The next prime is 109486459. The reversal of 109486387 is 783684901.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109486387 - 2¹¹ = 109484339 is a prime.

It is not a weakly prime, because it can be changed into another prime (109486381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54743193 + 54743194.

It is an arithmetic number, because the mean of its divisors is an integer number (54743194).

Almost surely, 2^109486387 is an apocalyptic number.

109486387 is a deficient number, since it is larger than the sum of its proper divisors (1).

109486387 is an equidigital number, since it uses as much as digits as its factorization.

109486387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 109486387 is about 10463.5742937105. The cubic root of 109486387 is about 478.3950839787.

The spelling of 109486387 in words is "one hundred nine million, four hundred eighty-six thousand, three hundred eighty-seven".