1180019221137 has 12 divisors (see below), whose sum is σ = 1804735279620. Its totient is φ = 740404217088.

The previous prime is 1180019221123. The next prime is 1180019221141. The reversal of 1180019221137 is 7311229100811.

It can be written as a sum of positive squares in 2 ways, for example, as 701211963456 + 478807257681 = 837384^2 + 691959^2 .

It is not a de Polignac number, because 1180019221137 - 2¹⁴ = 1180019204753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1180019221937) 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 11 ways as a sum of consecutive naturals, for example, 3856271812 + ... + 3856272117.

It is an arithmetic number, because the mean of its divisors is an integer number (150394606635).

Almost surely, 2^{1180019221137} is an apocalyptic number.

1180019221137 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1180019221137 is a deficient number, since it is larger than the sum of its proper divisors (624716058483).

1180019221137 is a wasteful number, since it uses less digits than its factorization.

1180019221137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7712543952 (or 7712543949 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 36.

The spelling of 1180019221137 in words is "one trillion, one hundred eighty billion, nineteen million, two hundred twenty-one thousand, one hundred thirty-seven".