1211938590059 has 8 divisors (see below), whose sum is σ = 1216466361840. Its totient is φ = 1207411916256.

The previous prime is 1211938590047. The next prime is 1211938590061. The reversal of 1211938590059 is 9500958391121.

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 1211938590059 - 2⁸ = 1211938589803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1211938790059) 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, 1971452 + ... + 2512070.

It is an arithmetic number, because the mean of its divisors is an integer number (152058295230).

Almost surely, 2^{1211938590059} is an apocalyptic number.

1211938590059 is a deficient number, since it is larger than the sum of its proper divisors (4527771781).

1211938590059 is an equidigital number, since it uses as much as digits as its factorization.

1211938590059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548989.

The product of its (nonzero) digits is 874800, while the sum is 53.

The spelling of 1211938590059 in words is "one trillion, two hundred eleven billion, nine hundred thirty-eight million, five hundred ninety thousand, fifty-nine".