160400523 has 4 divisors (see below), whose sum is σ = 213867368. Its totient is φ = 106933680.

The previous prime is 160400509. The next prime is 160400533. The reversal of 160400523 is 325004061.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 160400523 - 2⁴ = 160400507 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 160400523.

It is not an unprimeable number, because it can be changed into a prime (160400533) 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 3 ways as a sum of consecutive naturals, for example, 26733418 + ... + 26733423.

It is an arithmetic number, because the mean of its divisors is an integer number (53466842).

Almost surely, 2^160400523 is an apocalyptic number.

160400523 is a deficient number, since it is larger than the sum of its proper divisors (53466845).

160400523 is an equidigital number, since it uses as much as digits as its factorization.

160400523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53466844.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 160400523 is about 12664.9328067700. The cubic root of 160400523 is about 543.3361403078.

Adding to 160400523 its reverse (325004061), we get a palindrome (485404584).

The spelling of 160400523 in words is "one hundred sixty million, four hundred thousand, five hundred twenty-three".