1096987519 has 4 divisors (see below), whose sum is σ = 1105625344. Its totient is φ = 1088349696.

The previous prime is 1096987517. The next prime is 1096987561. The reversal of 1096987519 is 9157896901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9157896901 = 19441 ⋅471061.

It is a cyclic number.

It is not a de Polignac number, because 1096987519 - 2¹ = 1096987517 is a prime.

It is a super-2 number, since 2×1096987519² = 2406763233683550722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1096987519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1096987517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4318722 + ... + 4318975.

It is an arithmetic number, because the mean of its divisors is an integer number (276406336).

Almost surely, 2^1096987519 is an apocalyptic number.

1096987519 is a deficient number, since it is larger than the sum of its proper divisors (8637825).

1096987519 is an equidigital number, since it uses as much as digits as its factorization.

1096987519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8637824.

The product of its (nonzero) digits is 1224720, while the sum is 55.

The square root of 1096987519 is about 33120.8019075626. The cubic root of 1096987519 is about 1031.3369132307.

The spelling of 1096987519 in words is "one billion, ninety-six million, nine hundred eighty-seven thousand, five hundred nineteen".