1301117057 has 2 divisors, whose sum is σ = 1301117058. Its totient is φ = 1301117056.

The previous prime is 1301117053. The next prime is 1301117063. The reversal of 1301117057 is 7507111031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1301117041 + 16 = 36071^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 1301117057 - 2² = 1301117053 is a prime.

It is not a weakly prime, because it can be changed into another prime (1301117053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650558528 + 650558529.

It is an arithmetic number, because the mean of its divisors is an integer number (650558529).

Almost surely, 2^1301117057 is an apocalyptic number.

It is an amenable number.

1301117057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301117057 is an equidigital number, since it uses as much as digits as its factorization.

1301117057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 735, while the sum is 26.

The square root of 1301117057 is about 36071.0002217848. Note that the first 3 decimals coincide. The cubic root of 1301117057 is about 1091.7053956334.

Adding to 1301117057 its reverse (7507111031), we get a palindrome (8808228088).

The spelling of 1301117057 in words is "one billion, three hundred one million, one hundred seventeen thousand, fifty-seven".