10661055 has 32 divisors (see below), whose sum is σ = 17860608. Its totient is φ = 5424000.

The previous prime is 10661041. The next prime is 10661087. The reversal of 10661055 is 55016601.

It is not a de Polignac number, because 10661055 - 2⁴ = 10661039 is a prime.

It is a super-2 number, since 2×10661055² = 227316187426050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46852 + ... + 47078.

It is an arithmetic number, because the mean of its divisors is an integer number (558144).

Almost surely, 2^10661055 is an apocalyptic number.

10661055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10661055 is a deficient number, since it is larger than the sum of its proper divisors (7199553).

10661055 is a wasteful number, since it uses less digits than its factorization.

10661055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 10661055 is about 3265.1271031922. The cubic root of 10661055 is about 220.0898737484.

Adding to 10661055 its reverse (55016601), we get a palindrome (65677656).

The spelling of 10661055 in words is "ten million, six hundred sixty-one thousand, fifty-five".