160722451 has 2 divisors, whose sum is σ = 160722452. Its totient is φ = 160722450.

The previous prime is 160722409. The next prime is 160722461. The reversal of 160722451 is 154227061.

It is a strong prime.

It is an emirp because it is prime and its reverse (154227061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 160722451 - 2⁷ = 160722323 is a prime.

It is not a weakly prime, because it can be changed into another prime (160722461) 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, 80361225 + 80361226.

It is an arithmetic number, because the mean of its divisors is an integer number (80361226).

Almost surely, 2^160722451 is an apocalyptic number.

160722451 is a deficient number, since it is larger than the sum of its proper divisors (1).

160722451 is an equidigital number, since it uses as much as digits as its factorization.

160722451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 160722451 is about 12677.6358600490. The cubic root of 160722451 is about 543.6993939603.

The spelling of 160722451 in words is "one hundred sixty million, seven hundred twenty-two thousand, four hundred fifty-one".