961747519 has 2 divisors, whose sum is σ = 961747520. Its totient is φ = 961747518.

The previous prime is 961747517. The next prime is 961747571. The reversal of 961747519 is 915747169.

It is a weak prime.

It is an emirp because it is prime and its reverse (915747169) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 961747519 - 2¹ = 961747517 is a prime.

It is a super-2 number, since 2×961747519² = 1849916580605310722, which contains 22 as substring.

Together with 961747517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (961747513) 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 as a sum of consecutive naturals, namely, 480873759 + 480873760.

It is an arithmetic number, because the mean of its divisors is an integer number (480873760).

Almost surely, 2^961747519 is an apocalyptic number.

961747519 is a deficient number, since it is larger than the sum of its proper divisors (1).

961747519 is an equidigital number, since it uses as much as digits as its factorization.

961747519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 476280, while the sum is 49.

The square root of 961747519 is about 31012.0544143725. The cubic root of 961747519 is about 987.0830436265.

The spelling of 961747519 in words is "nine hundred sixty-one million, seven hundred forty-seven thousand, five hundred nineteen".