160620557 has 2 divisors, whose sum is σ = 160620558. Its totient is φ = 160620556.

The previous prime is 160620529. The next prime is 160620563. The reversal of 160620557 is 755026061.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126585001 + 34035556 = 11251^2 + 5834^2 .

It is a cyclic number.

It is not a de Polignac number, because 160620557 - 2¹⁰ = 160619533 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160620527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80310278 + 80310279.

It is an arithmetic number, because the mean of its divisors is an integer number (80310279).

Almost surely, 2^160620557 is an apocalyptic number.

It is an amenable number.

160620557 is a deficient number, since it is larger than the sum of its proper divisors (1).

160620557 is an equidigital number, since it uses as much as digits as its factorization.

160620557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 160620557 is about 12673.6165714448. The cubic root of 160620557 is about 543.5844724146.

The spelling of 160620557 in words is "one hundred sixty million, six hundred twenty thousand, five hundred fifty-seven".