1189949350099 has 2 divisors, whose sum is σ = 1189949350100. Its totient is φ = 1189949350098.

The previous prime is 1189949350091. The next prime is 1189949350103. The reversal of 1189949350099 is 9900539499811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1189949350099 - 2³ = 1189949350091 is a prime.

It is not a weakly prime, because it can be changed into another prime (1189949350091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 594974675049 + 594974675050.

It is an arithmetic number, because the mean of its divisors is an integer number (594974675050).

Almost surely, 2^{1189949350099} is an apocalyptic number.

1189949350099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1189949350099 is an equidigital number, since it uses as much as digits as its factorization.

1189949350099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28343520, while the sum is 67.

The spelling of 1189949350099 in words is "one trillion, one hundred eighty-nine billion, nine hundred forty-nine million, three hundred fifty thousand, ninety-nine".