1453643165419 has 2 divisors, whose sum is σ = 1453643165420. Its totient is φ = 1453643165418.

The previous prime is 1453643165413. The next prime is 1453643165543. The reversal of 1453643165419 is 9145613463541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1453643165419 - 2¹³ = 1453643157227 is a prime.

It is a super-2 number, since 2×1453643165419² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1453643165413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726821582709 + 726821582710.

It is an arithmetic number, because the mean of its divisors is an integer number (726821582710).

Almost surely, 2^{1453643165419} is an apocalyptic number.

1453643165419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453643165419 is an equidigital number, since it uses as much as digits as its factorization.

1453643165419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4665600, while the sum is 52.

The spelling of 1453643165419 in words is "one trillion, four hundred fifty-three billion, six hundred forty-three million, one hundred sixty-five thousand, four hundred nineteen".