201553167 has 16 divisors (see below), whose sum is σ = 274551552. Its totient is φ = 131490240.

The previous prime is 201553153. The next prime is 201553189. The reversal of 201553167 is 761355102.

It is not a de Polignac number, because 201553167 - 2¹⁸ = 201291023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201553127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25728 + ... + 32634.

It is an arithmetic number, because the mean of its divisors is an integer number (17159472).

Almost surely, 2^201553167 is an apocalyptic number.

201553167 is a deficient number, since it is larger than the sum of its proper divisors (72998385).

201553167 is a wasteful number, since it uses less digits than its factorization.

201553167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7118.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 201553167 is about 14196.9421707634. The cubic root of 201553167 is about 586.3134750322.

The spelling of 201553167 in words is "two hundred one million, five hundred fifty-three thousand, one hundred sixty-seven".