107631087 has 4 divisors (see below), whose sum is σ = 143508120. Its totient is φ = 71754056.

The previous prime is 107631079. The next prime is 107631091. The reversal of 107631087 is 780136701.

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 107631087 - 2³ = 107631079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107631047) 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, 17938512 + ... + 17938517.

It is an arithmetic number, because the mean of its divisors is an integer number (35877030).

Almost surely, 2^107631087 is an apocalyptic number.

107631087 is a deficient number, since it is larger than the sum of its proper divisors (35877033).

107631087 is an equidigital number, since it uses as much as digits as its factorization.

107631087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35877032.

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 107631087 is about 10374.5403271663. The cubic root of 107631087 is about 475.6774628652.

Adding to 107631087 its reverse (780136701), we get a palindrome (887767788).

The spelling of 107631087 in words is "one hundred seven million, six hundred thirty-one thousand, eighty-seven".