10200955 has 4 divisors (see below), whose sum is σ = 12241152. Its totient is φ = 8160760.

The previous prime is 10200943. The next prime is 10200959. The reversal of 10200955 is 55900201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55900201 = 7 ⋅7985743.

It is not a de Polignac number, because 10200955 - 2¹⁵ = 10168187 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10200959) 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, 1020091 + ... + 1020100.

It is an arithmetic number, because the mean of its divisors is an integer number (3060288).

Almost surely, 2^10200955 is an apocalyptic number.

10200955 is a deficient number, since it is larger than the sum of its proper divisors (2040197).

10200955 is an equidigital number, since it uses as much as digits as its factorization.

10200955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040196.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 10200955 is about 3193.8933920843. The cubic root of 10200955 is about 216.8770566512.

It can be divided in two parts, 1020095 and 5, that added together give a square (1020100 = 1010²).

The spelling of 10200955 in words is "ten million, two hundred thousand, nine hundred fifty-five".