1019469857353 has 2 divisors, whose sum is σ = 1019469857354. Its totient is φ = 1019469857352.

The previous prime is 1019469857333. The next prime is 1019469857387. The reversal of 1019469857353 is 3537589649101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1019469857344 + 9 = 1009688^2 + 3^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1019469857353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1019469857291 and 1019469857300.

It is not a weakly prime, because it can be changed into another prime (1019469857323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 509734928676 + 509734928677.

It is an arithmetic number, because the mean of its divisors is an integer number (509734928677).

Almost surely, 2^{1019469857353} is an apocalyptic number.

It is an amenable number.

1019469857353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1019469857353 is an equidigital number, since it uses as much as digits as its factorization.

1019469857353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24494400, while the sum is 61.

The spelling of 1019469857353 in words is "one trillion, nineteen billion, four hundred sixty-nine million, eight hundred fifty-seven thousand, three hundred fifty-three".