1182249792009 has 48 divisors (see below), whose sum is σ = 2006506966464. Its totient is φ = 661311158400.

The previous prime is 1182249791999. The next prime is 1182249792019. The reversal of 1182249792009 is 9002979422811.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1182249791999) and next prime (1182249792019).

It is not a de Polignac number, because 1182249792009 - 2⁹ = 1182249791497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1182249792019) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10389994 + ... + 10503164.

It is an arithmetic number, because the mean of its divisors is an integer number (41802228468).

Almost surely, 2^{1182249792009} is an apocalyptic number.

It is an amenable number.

1182249792009 is a deficient number, since it is larger than the sum of its proper divisors (824257174455).

1182249792009 is a wasteful number, since it uses less digits than its factorization.

1182249792009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121318 (or 121315 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The spelling of 1182249792009 in words is "one trillion, one hundred eighty-two billion, two hundred forty-nine million, seven hundred ninety-two thousand, nine".