160400133 has 6 divisors (see below), whose sum is σ = 231689094. Its totient is φ = 106933416.

The previous prime is 160400129. The next prime is 160400167. The reversal of 160400133 is 331004061.

It can be written as a sum of positive squares in only one way, i.e., 145515969 + 14884164 = 12063^2 + 3858^2 .

It is not a de Polignac number, because 160400133 - 2² = 160400129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160400333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8911110 + ... + 8911127.

It is an arithmetic number, because the mean of its divisors is an integer number (38614849).

Almost surely, 2^160400133 is an apocalyptic number.

It is an amenable number.

160400133 is a deficient number, since it is larger than the sum of its proper divisors (71288961).

160400133 is a wasteful number, since it uses less digits than its factorization.

160400133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17822243 (or 17822240 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 160400133 is about 12664.9174099163. The cubic root of 160400133 is about 543.3356999491.

Adding to 160400133 its reverse (331004061), we get a palindrome (491404194).

The spelling of 160400133 in words is "one hundred sixty million, four hundred thousand, one hundred thirty-three".