1545222001319 has 2 divisors, whose sum is σ = 1545222001320. Its totient is φ = 1545222001318.

The previous prime is 1545222001291. The next prime is 1545222001321. The reversal of 1545222001319 is 9131002225451.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1545222001319 - 2³⁶ = 1476502524583 is a prime.

It is a super-2 number, since 2×1545222001319² (a number of 25 digits) contains 22 as substring.

Together with 1545222001321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1545222001819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 772611000659 + 772611000660.

It is an arithmetic number, because the mean of its divisors is an integer number (772611000660).

Almost surely, 2^{1545222001319} is an apocalyptic number.

1545222001319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1545222001319 is an equidigital number, since it uses as much as digits as its factorization.

1545222001319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 1545222001319 in words is "one trillion, five hundred forty-five billion, two hundred twenty-two million, one thousand, three hundred nineteen".