1149918940801 has 16 divisors (see below), whose sum is σ = 1262330697600. Its totient is φ = 1043994168448.

The previous prime is 1149918940789. The next prime is 1149918940831. The reversal of 1149918940801 is 1080498199411.

It is not a de Polignac number, because 1149918940801 - 2¹³ = 1149918932609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1149918940831) 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, 14570956 + ... + 14649661.

It is an arithmetic number, because the mean of its divisors is an integer number (78895668600).

Almost surely, 2^{1149918940801} is an apocalyptic number.

It is an amenable number.

1149918940801 is a deficient number, since it is larger than the sum of its proper divisors (112411756799).

1149918940801 is a wasteful number, since it uses less digits than its factorization.

1149918940801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29220728.

The product of its (nonzero) digits is 746496, while the sum is 55.

The spelling of 1149918940801 in words is "one trillion, one hundred forty-nine billion, nine hundred eighteen million, nine hundred forty thousand, eight hundred one".