10061855 has 4 divisors (see below), whose sum is σ = 12074232. Its totient is φ = 8049480.

The previous prime is 10061839. The next prime is 10061861. The reversal of 10061855 is 55816001.

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

It is not a de Polignac number, because 10061855 - 2⁴ = 10061839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1006181 + ... + 1006190.

It is an arithmetic number, because the mean of its divisors is an integer number (3018558).

Almost surely, 2^10061855 is an apocalyptic number.

10061855 is a deficient number, since it is larger than the sum of its proper divisors (2012377).

10061855 is an equidigital number, since it uses as much as digits as its factorization.

10061855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012376.

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

The square root of 10061855 is about 3172.0427172407. The cubic root of 10061855 is about 215.8867647795.

Adding to 10061855 its reverse (55816001), we get a palindrome (65877856).

The spelling of 10061855 in words is "ten million, sixty-one thousand, eight hundred fifty-five".