10081655 has 4 divisors (see below), whose sum is σ = 12097992. Its totient is φ = 8065320.

The previous prime is 10081639. The next prime is 10081657. The reversal of 10081655 is 55618001.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10081655 - 2⁴ = 10081639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10081657) 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, 1008161 + ... + 1008170.

It is an arithmetic number, because the mean of its divisors is an integer number (3024498).

Almost surely, 2^10081655 is an apocalyptic number.

10081655 is a deficient number, since it is larger than the sum of its proper divisors (2016337).

10081655 is an equidigital number, since it uses as much as digits as its factorization.

10081655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016336.

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 10081655 is about 3175.1622005813. The cubic root of 10081655 is about 216.0282813335.

Adding to 10081655 its reverse (55618001), we get a palindrome (65699656).

The spelling of 10081655 in words is "ten million, eighty-one thousand, six hundred fifty-five".