1087973519 has 2 divisors, whose sum is σ = 1087973520. Its totient is φ = 1087973518.

The previous prime is 1087973501. The next prime is 1087973521. The reversal of 1087973519 is 9153797801.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1087973519 is a prime.

It is a super-2 number, since 2×1087973519² = 2367372756090486722, which contains 22 as substring.

Together with 1087973521, 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 (1087973569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543986759 + 543986760.

It is an arithmetic number, because the mean of its divisors is an integer number (543986760).

Almost surely, 2^1087973519 is an apocalyptic number.

1087973519 is a deficient number, since it is larger than the sum of its proper divisors (1).

1087973519 is an equidigital number, since it uses as much as digits as its factorization.

1087973519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 476280, while the sum is 50.

The square root of 1087973519 is about 32984.4435908808. The cubic root of 1087973519 is about 1028.5042918196.

The spelling of 1087973519 in words is "one billion, eighty-seven million, nine hundred seventy-three thousand, five hundred nineteen".