1199359191090 has 32 divisors (see below), whose sum is σ = 2879046161856. Its totient is φ = 319764217280.

The previous prime is 1199359191029. The next prime is 1199359191091. The reversal of 1199359191090 is 901919539911.

It is a self number, because there is not a number n which added to its sum of digits gives 1199359191090.

It is not an unprimeable number, because it can be changed into a prime (1199359191091) 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, 3905877 + ... + 4201736.

It is an arithmetic number, because the mean of its divisors is an integer number (89970192558).

Almost surely, 2^{1199359191090} is an apocalyptic number.

1199359191090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1199359191090 is an abundant number, since it is smaller than the sum of its proper divisors (1679686970766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1199359191090 is a wasteful number, since it uses less digits than its factorization.

1199359191090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8112554.

The product of its (nonzero) digits is 885735, while the sum is 57.

The spelling of 1199359191090 in words is "one trillion, one hundred ninety-nine billion, three hundred fifty-nine million, one hundred ninety-one thousand, ninety".