1206140674153 has 4 divisors (see below), whose sum is σ = 1206146915460. Its totient is φ = 1206134432848.

The previous prime is 1206140674127. The next prime is 1206140674169. The reversal of 1206140674153 is 3514760416021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43028034624 + 1163112639529 = 207432^2 + 1078477^2 .

It is a cyclic number.

It is not a de Polignac number, because 1206140674153 - 2⁹ = 1206140673641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1206140674853) 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 3 ways as a sum of consecutive naturals, for example, 2821198 + ... + 3220471.

It is an arithmetic number, because the mean of its divisors is an integer number (301536728865).

Almost surely, 2^{1206140674153} is an apocalyptic number.

It is an amenable number.

1206140674153 is a deficient number, since it is larger than the sum of its proper divisors (6241307).

1206140674153 is an equidigital number, since it uses as much as digits as its factorization.

1206140674153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6241306.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 1206140674153 in words is "one trillion, two hundred six billion, one hundred forty million, six hundred seventy-four thousand, one hundred fifty-three".