1325111519 has 2 divisors, whose sum is σ = 1325111520. Its totient is φ = 1325111518.

The previous prime is 1325111507. The next prime is 1325111527. The reversal of 1325111519 is 9151115231.

It is a strong prime.

It is an emirp because it is prime and its reverse (9151115231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1325111519 - 2²⁸ = 1056676063 is a prime.

It is a super-2 number, since 2×1325111519² = 3511841075572974722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1325111491 and 1325111500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325111569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662555759 + 662555760.

It is an arithmetic number, because the mean of its divisors is an integer number (662555760).

Almost surely, 2^1325111519 is an apocalyptic number.

1325111519 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325111519 is an equidigital number, since it uses as much as digits as its factorization.

1325111519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1350, while the sum is 29.

The square root of 1325111519 is about 36402.0812454453. The cubic root of 1325111519 is about 1098.3754308113.

The spelling of 1325111519 in words is "one billion, three hundred twenty-five million, one hundred eleven thousand, five hundred nineteen".