1074256144513 has 4 divisors (see below), whose sum is σ = 1074314177620. Its totient is φ = 1074198111408.

The previous prime is 1074256144499. The next prime is 1074256144523. The reversal of 1074256144513 is 3154416524701.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 559897517169 + 514358627344 = 748263^2 + 717188^2 .

It is a cyclic number.

It is not a de Polignac number, because 1074256144513 - 2³⁷ = 936817191041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1074256144513.

It is not an unprimeable number, because it can be changed into a prime (1074256144523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28988778 + ... + 29025811.

It is an arithmetic number, because the mean of its divisors is an integer number (268578544405).

Almost surely, 2^{1074256144513} is an apocalyptic number.

It is an amenable number.

1074256144513 is a deficient number, since it is larger than the sum of its proper divisors (58033107).

1074256144513 is an equidigital number, since it uses as much as digits as its factorization.

1074256144513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58033106.

The product of its (nonzero) digits is 403200, while the sum is 43.

The spelling of 1074256144513 in words is "one trillion, seventy-four billion, two hundred fifty-six million, one hundred forty-four thousand, five hundred thirteen".