1512054777113 has 2 divisors, whose sum is σ = 1512054777114. Its totient is φ = 1512054777112.

The previous prime is 1512054777109. The next prime is 1512054777281. The reversal of 1512054777113 is 3117774502151.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1217409909769 + 294644867344 = 1103363^2 + 542812^2 .

It is a cyclic number.

It is not a de Polignac number, because 1512054777113 - 2² = 1512054777109 is a prime.

It is a super-2 number, since 2×1512054777113² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1512054777613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756027388556 + 756027388557.

It is an arithmetic number, because the mean of its divisors is an integer number (756027388557).

Almost surely, 2^{1512054777113} is an apocalyptic number.

It is an amenable number.

1512054777113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1512054777113 is an equidigital number, since it uses as much as digits as its factorization.

1512054777113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 205800, while the sum is 44.

The spelling of 1512054777113 in words is "one trillion, five hundred twelve billion, fifty-four million, seven hundred seventy-seven thousand, one hundred thirteen".