1296151057 has 2 divisors, whose sum is σ = 1296151058. Its totient is φ = 1296151056.

The previous prime is 1296151001. The next prime is 1296151069. The reversal of 1296151057 is 7501516921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1249693201 + 46457856 = 35351^2 + 6816^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1296151057 is a prime.

It is not a weakly prime, because it can be changed into another prime (1296151457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 648075528 + 648075529.

It is an arithmetic number, because the mean of its divisors is an integer number (648075529).

Almost surely, 2^1296151057 is an apocalyptic number.

It is an amenable number.

1296151057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1296151057 is an equidigital number, since it uses as much as digits as its factorization.

1296151057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 37.

The square root of 1296151057 is about 36002.0979527583. The cubic root of 1296151057 is about 1090.3147134341.

Adding to 1296151057 its reverse (7501516921), we get a palindrome (8797667978).

The spelling of 1296151057 in words is "one billion, two hundred ninety-six million, one hundred fifty-one thousand, fifty-seven".