1072772146429 has 2 divisors, whose sum is σ = 1072772146430. Its totient is φ = 1072772146428.

The previous prime is 1072772146367. The next prime is 1072772146463. The reversal of 1072772146429 is 9246412772701.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 634133505625 + 438638640804 = 796325^2 + 662298^2 .

It is a cyclic number.

It is not a de Polignac number, because 1072772146429 - 2¹³ = 1072772138237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072772146529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536386073214 + 536386073215.

It is an arithmetic number, because the mean of its divisors is an integer number (536386073215).

Almost surely, 2^{1072772146429} is an apocalyptic number.

It is an amenable number.

1072772146429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072772146429 is an equidigital number, since it uses as much as digits as its factorization.

1072772146429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2370816, while the sum is 52.

The spelling of 1072772146429 in words is "one trillion, seventy-two billion, seven hundred seventy-two million, one hundred forty-six thousand, four hundred twenty-nine".