160461421 has 2 divisors, whose sum is σ = 160461422. Its totient is φ = 160461420.

The previous prime is 160461401. The next prime is 160461439. The reversal of 160461421 is 124164061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156600196 + 3861225 = 12514^2 + 1965^2 .

It is a cyclic number.

It is not a de Polignac number, because 160461421 - 2¹⁹ = 159937133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160461401) 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 as a sum of consecutive naturals, namely, 80230710 + 80230711.

It is an arithmetic number, because the mean of its divisors is an integer number (80230711).

Almost surely, 2^160461421 is an apocalyptic number.

It is an amenable number.

160461421 is a deficient number, since it is larger than the sum of its proper divisors (1).

160461421 is an equidigital number, since it uses as much as digits as its factorization.

160461421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 160461421 is about 12667.3367761341. The cubic root of 160461421 is about 543.4048929883.

The spelling of 160461421 in words is "one hundred sixty million, four hundred sixty-one thousand, four hundred twenty-one".