1350611142649 has 2 divisors, whose sum is σ = 1350611142650. Its totient is φ = 1350611142648.

The previous prime is 1350611142631. The next prime is 1350611142659. The reversal of 1350611142649 is 9462411160531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1350608892649 + 2250000 = 1162157^2 + 1500^2 .

It is a cyclic number.

It is not a de Polignac number, because 1350611142649 - 2⁷ = 1350611142521 is a prime.

It is not a weakly prime, because it can be changed into another prime (1350611142659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675305571324 + 675305571325.

It is an arithmetic number, because the mean of its divisors is an integer number (675305571325).

Almost surely, 2^{1350611142649} is an apocalyptic number.

It is an amenable number.

1350611142649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1350611142649 is an equidigital number, since it uses as much as digits as its factorization.

1350611142649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 1350611142649 in words is "one trillion, three hundred fifty billion, six hundred eleven million, one hundred forty-two thousand, six hundred forty-nine".