1190099913 has 4 divisors (see below), whose sum is σ = 1586799888. Its totient is φ = 793399940.

The previous prime is 1190099881. The next prime is 1190099917. The reversal of 1190099913 is 3199900911.

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.

It is a cyclic number.

It is not a de Polignac number, because 1190099913 - 2⁵ = 1190099881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1190099917) 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, 198349983 + ... + 198349988.

It is an arithmetic number, because the mean of its divisors is an integer number (396699972).

Almost surely, 2^1190099913 is an apocalyptic number.

It is an amenable number.

1190099913 is a deficient number, since it is larger than the sum of its proper divisors (396699975).

1190099913 is an equidigital number, since it uses as much as digits as its factorization.

1190099913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396699974.

The product of its (nonzero) digits is 19683, while the sum is 42.

The square root of 1190099913 is about 34497.8247575119. The cubic root of 1190099913 is about 1059.7281589017.

The spelling of 1190099913 in words is "one billion, one hundred ninety million, ninety-nine thousand, nine hundred thirteen".