1200785532119 has 16 divisors (see below), whose sum is σ = 1242658137600. Its totient is φ = 1159549909056.

The previous prime is 1200785532091. The next prime is 1200785532131. The reversal of 1200785532119 is 9112355870021.

It is a cyclic number.

It is not a de Polignac number, because 1200785532119 - 2²⁰ = 1200784483543 is a prime.

It is a super-2 number, since 2×1200785532119² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1200785532119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200785532319) 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, 59074892 + ... + 59095214.

It is an arithmetic number, because the mean of its divisors is an integer number (77666133600).

Almost surely, 2^{1200785532119} is an apocalyptic number.

1200785532119 is a deficient number, since it is larger than the sum of its proper divisors (41872605481).

1200785532119 is a wasteful number, since it uses less digits than its factorization.

1200785532119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35894.

The product of its (nonzero) digits is 151200, while the sum is 44.

The spelling of 1200785532119 in words is "one trillion, two hundred billion, seven hundred eighty-five million, five hundred thirty-two thousand, one hundred nineteen".