1015144321343 has 2 divisors, whose sum is σ = 1015144321344. Its totient is φ = 1015144321342.

The previous prime is 1015144321319. The next prime is 1015144321351. The reversal of 1015144321343 is 3431234415101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1015144321343 - 2³⁴ = 997964452159 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1015144321393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507572160671 + 507572160672.

It is an arithmetic number, because the mean of its divisors is an integer number (507572160672).

Almost surely, 2^{1015144321343} is an apocalyptic number.

1015144321343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1015144321343 is an equidigital number, since it uses as much as digits as its factorization.

1015144321343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 1015144321343 its reverse (3431234415101), we get a palindrome (4446378736444).

The spelling of 1015144321343 in words is "one trillion, fifteen billion, one hundred forty-four million, three hundred twenty-one thousand, three hundred forty-three".