1043557577121 has 8 divisors (see below), whose sum is σ = 1393345307520. Its totient is φ = 694737449072.

The previous prime is 1043557577063. The next prime is 1043557577123. The reversal of 1043557577121 is 1217757553401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1043557577121 - 2¹⁰ = 1043557576097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1043557577123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241898070 + ... + 241902383.

It is an arithmetic number, because the mean of its divisors is an integer number (174168163440).

Almost surely, 2^{1043557577121} is an apocalyptic number.

It is an amenable number.

1043557577121 is a deficient number, since it is larger than the sum of its proper divisors (349787730399).

1043557577121 is an equidigital number, since it uses as much as digits as its factorization.

1043557577121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483801175.

The product of its (nonzero) digits is 1029000, while the sum is 48.

The spelling of 1043557577121 in words is "one trillion, forty-three billion, five hundred fifty-seven million, five hundred seventy-seven thousand, one hundred twenty-one".