1149918940799 has 4 divisors (see below), whose sum is σ = 1150212366240. Its totient is φ = 1149625515360.

The previous prime is 1149918940789. The next prime is 1149918940831. The reversal of 1149918940799 is 9970498199411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1149918940799 - 2³⁶ = 1081199464063 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 (1149918940789) 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, 146706842 + ... + 146714679.

It is an arithmetic number, because the mean of its divisors is an integer number (287553091560).

Almost surely, 2^{1149918940799} is an apocalyptic number.

1149918940799 is a deficient number, since it is larger than the sum of its proper divisors (293425441).

1149918940799 is an equidigital number, since it uses as much as digits as its factorization.

1149918940799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293425440.

The product of its (nonzero) digits is 52907904, while the sum is 71.

The spelling of 1149918940799 in words is "one trillion, one hundred forty-nine billion, nine hundred eighteen million, nine hundred forty thousand, seven hundred ninety-nine".