1153061542205 has 8 divisors (see below), whose sum is σ = 1421070441432. Its totient is φ = 897518173248.

The previous prime is 1153061542177. The next prime is 1153061542219. The reversal of 1153061542205 is 5022451603511.

It can be written as a sum of positive squares in 4 ways, for example, as 83297463769 + 1069764078436 = 288613^2 + 1034294^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1153061542205 - 2⁶ = 1153061542141 is a prime.

It is a super-2 number, since 2×1153061542205² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3116382362 + ... + 3116382731.

It is an arithmetic number, because the mean of its divisors is an integer number (177633805179).

Almost surely, 2^{1153061542205} is an apocalyptic number.

It is an amenable number.

1153061542205 is a deficient number, since it is larger than the sum of its proper divisors (268008899227).

1153061542205 is an equidigital number, since it uses as much as digits as its factorization.

1153061542205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6232765135.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 1153061542205 in words is "one trillion, one hundred fifty-three billion, sixty-one million, five hundred forty-two thousand, two hundred five".