1560550157 has 2 divisors, whose sum is σ = 1560550158. Its totient is φ = 1560550156.

The previous prime is 1560550153. The next prime is 1560550163. The reversal of 1560550157 is 7510550651.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1494518281 + 66031876 = 38659^2 + 8126^2 .

It is a cyclic number.

It is not a de Polignac number, because 1560550157 - 2² = 1560550153 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1560550153) 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, 780275078 + 780275079.

It is an arithmetic number, because the mean of its divisors is an integer number (780275079).

Almost surely, 2^1560550157 is an apocalyptic number.

It is an amenable number.

1560550157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1560550157 is an equidigital number, since it uses as much as digits as its factorization.

1560550157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26250, while the sum is 35.

The square root of 1560550157 is about 39503.7992729813. The cubic root of 1560550157 is about 1159.9143211094.

The spelling of 1560550157 in words is "one billion, five hundred sixty million, five hundred fifty thousand, one hundred fifty-seven".