1101149149969 has 16 divisors (see below), whose sum is σ = 1238110523136. Its totient is φ = 970523164800.

The previous prime is 1101149149939. The next prime is 1101149150011. The reversal of 1101149149969 is 9699419411011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1101149149969 - 2⁵ = 1101149149937 is a prime.

It is a super-2 number, since 2×1101149149969² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101149149939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4699737 + ... + 4928470.

It is an arithmetic number, because the mean of its divisors is an integer number (77381907696).

Almost surely, 2^{1101149149969} is an apocalyptic number.

It is an amenable number.

1101149149969 is a deficient number, since it is larger than the sum of its proper divisors (136961373167).

1101149149969 is a wasteful number, since it uses less digits than its factorization.

1101149149969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9628536.

The product of its (nonzero) digits is 629856, while the sum is 55.

The spelling of 1101149149969 in words is "one trillion, one hundred one billion, one hundred forty-nine million, one hundred forty-nine thousand, nine hundred sixty-nine".