1351157043073 has 2 divisors, whose sum is σ = 1351157043074. Its totient is φ = 1351157043072.

The previous prime is 1351157043053. The next prime is 1351157043097. The reversal of 1351157043073 is 3703407511531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 821357938944 + 529799104129 = 906288^2 + 727873^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1351157043073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1351157043043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675578521536 + 675578521537.

It is an arithmetic number, because the mean of its divisors is an integer number (675578521537).

Almost surely, 2^{1351157043073} is an apocalyptic number.

It is an amenable number.

1351157043073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351157043073 is an equidigital number, since it uses as much as digits as its factorization.

1351157043073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 132300, while the sum is 40.

The spelling of 1351157043073 in words is "one trillion, three hundred fifty-one billion, one hundred fifty-seven million, forty-three thousand, seventy-three".