1196890517 has 4 divisors (see below), whose sum is σ = 1197006720. Its totient is φ = 1196774316.

The previous prime is 1196890507. The next prime is 1196890529. The reversal of 1196890517 is 7150986911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7150986911 = 139 ⋅51445949.

It is a cyclic number.

It is not a de Polignac number, because 1196890517 - 2¹² = 1196886421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1196890507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40967 + ... + 63812.

It is an arithmetic number, because the mean of its divisors is an integer number (299251680).

Almost surely, 2^1196890517 is an apocalyptic number.

It is an amenable number.

1196890517 is a deficient number, since it is larger than the sum of its proper divisors (116203).

1196890517 is a wasteful number, since it uses less digits than its factorization.

1196890517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116202.

The product of its (nonzero) digits is 136080, while the sum is 47.

The square root of 1196890517 is about 34596.1055178180. The cubic root of 1196890517 is about 1061.7399089156.

The spelling of 1196890517 in words is "one billion, one hundred ninety-six million, eight hundred ninety thousand, five hundred seventeen".