201073613 has 16 divisors (see below), whose sum is σ = 228184320. Its totient is φ = 175785984.

The previous prime is 201073601. The next prime is 201073643. The reversal of 201073613 is 316370102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 201073613 - 2⁴ = 201073597 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201073643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27533 + ... + 34061.

It is an arithmetic number, because the mean of its divisors is an integer number (14261520).

Almost surely, 2^201073613 is an apocalyptic number.

201073613 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

201073613 is a deficient number, since it is larger than the sum of its proper divisors (27110707).

201073613 is a wasteful number, since it uses less digits than its factorization.

201073613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6668.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 201073613 is about 14180.0427714447. The cubic root of 201073613 is about 585.8481019398.

The spelling of 201073613 in words is "two hundred one million, seventy-three thousand, six hundred thirteen".