1145754879349 has 2 divisors, whose sum is σ = 1145754879350. Its totient is φ = 1145754879348.

The previous prime is 1145754879329. The next prime is 1145754879371. The reversal of 1145754879349 is 9439784575411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 872860432900 + 272894446449 = 934270^2 + 522393^2 .

It is a cyclic number.

It is not a de Polignac number, because 1145754879349 - 2⁹ = 1145754878837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1145754879329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572877439674 + 572877439675.

It is an arithmetic number, because the mean of its divisors is an integer number (572877439675).

Almost surely, 2^{1145754879349} is an apocalyptic number.

It is an amenable number.

1145754879349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145754879349 is an equidigital number, since it uses as much as digits as its factorization.

1145754879349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 152409600, while the sum is 67.

The spelling of 1145754879349 in words is "one trillion, one hundred forty-five billion, seven hundred fifty-four million, eight hundred seventy-nine thousand, three hundred forty-nine".