160413921 has 24 divisors (see below), whose sum is σ = 248811264. Its totient is φ = 99227520.

The previous prime is 160413917. The next prime is 160413971. The reversal of 160413921 is 129314061.

160413921 is a `hidden beast` number, since 1 + 604 + 1 + 39 + 21 = 666.

It is not a de Polignac number, because 160413921 - 2² = 160413917 is a prime.

It is not an unprimeable number, because it can be changed into a prime (160413971) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3480 + ... + 18246.

It is an arithmetic number, because the mean of its divisors is an integer number (10367136).

Almost surely, 2^160413921 is an apocalyptic number.

It is an amenable number.

160413921 is a deficient number, since it is larger than the sum of its proper divisors (88397343).

160413921 is a wasteful number, since it uses less digits than its factorization.

160413921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14861 (or 14858 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 160413921 is about 12665.4617365495. The cubic root of 160413921 is about 543.3512678871.

Adding to 160413921 its reverse (129314061), we get a palindrome (289727982).

The spelling of 160413921 in words is "one hundred sixty million, four hundred thirteen thousand, nine hundred twenty-one".