1126728315527 has 2 divisors, whose sum is σ = 1126728315528. Its totient is φ = 1126728315526.

The previous prime is 1126728315523. The next prime is 1126728315533. The reversal of 1126728315527 is 7255138276211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1126728315527 - 2² = 1126728315523 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1126728315521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563364157763 + 563364157764.

It is an arithmetic number, because the mean of its divisors is an integer number (563364157764).

Almost surely, 2^{1126728315527} is an apocalyptic number.

1126728315527 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126728315527 is an equidigital number, since it uses as much as digits as its factorization.

1126728315527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1411200, while the sum is 50.

The spelling of 1126728315527 in words is "one trillion, one hundred twenty-six billion, seven hundred twenty-eight million, three hundred fifteen thousand, five hundred twenty-seven".