1149931394340 has 48 divisors (see below), whose sum is σ = 3222070833408. Its totient is φ = 306432854784.

The previous prime is 1149931394323. The next prime is 1149931394341. The reversal of 1149931394340 is 434931399411.

It is not an unprimeable number, because it can be changed into a prime (1149931394341) 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 in 15 ways as a sum of consecutive naturals, for example, 6648817 + ... + 6819576.

It is an arithmetic number, because the mean of its divisors is an integer number (67126475696).

Almost surely, 2^{1149931394340} is an apocalyptic number.

1149931394340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1149931394340 is an abundant number, since it is smaller than the sum of its proper divisors (2072139439068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1149931394340 is a wasteful number, since it uses less digits than its factorization.

1149931394340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13469828 (or 13469826 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 51.

The spelling of 1149931394340 in words is "one trillion, one hundred forty-nine billion, nine hundred thirty-one million, three hundred ninety-four thousand, three hundred forty".