201043953 has 12 divisors (see below), whose sum is σ = 316796688. Its totient is φ = 121844760.

The previous prime is 201043939. The next prime is 201043991. The reversal of 201043953 is 359340102.

It is not a de Polignac number, because 201043953 - 2⁴ = 201043937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201043933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1015275 + ... + 1015472.

It is an arithmetic number, because the mean of its divisors is an integer number (26399724).

Almost surely, 2^201043953 is an apocalyptic number.

It is an amenable number.

201043953 is a deficient number, since it is larger than the sum of its proper divisors (115752735).

201043953 is a wasteful number, since it uses less digits than its factorization.

201043953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030764 (or 2030761 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 201043953 is about 14178.9968968189. The cubic root of 201043953 is about 585.8192947302.

The spelling of 201043953 in words is "two hundred one million, forty-three thousand, nine hundred fifty-three".