1312241351527 has 2 divisors, whose sum is σ = 1312241351528. Its totient is φ = 1312241351526.

The previous prime is 1312241351513. The next prime is 1312241351537. The reversal of 1312241351527 is 7251531422131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1312241351527 - 2²³ = 1312232962919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312241351507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656120675763 + 656120675764.

It is an arithmetic number, because the mean of its divisors is an integer number (656120675764).

Almost surely, 2^{1312241351527} is an apocalyptic number.

1312241351527 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312241351527 is an equidigital number, since it uses as much as digits as its factorization.

1312241351527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 37.

Adding to 1312241351527 its reverse (7251531422131), we get a palindrome (8563772773658).

The spelling of 1312241351527 in words is "one trillion, three hundred twelve billion, two hundred forty-one million, three hundred fifty-one thousand, five hundred twenty-seven".