1061179971143 has 4 divisors (see below), whose sum is σ = 1061393364408. Its totient is φ = 1060966577880.

The previous prime is 1061179971127. The next prime is 1061179971149. The reversal of 1061179971143 is 3411799711601.

It is a happy number.

1061179971143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1061179971143 - 2⁴ = 1061179971127 is a prime.

It is a super-2 number, since 2×1061179971143² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1061179971091 and 1061179971100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061179971149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106689173 + ... + 106699118.

It is an arithmetic number, because the mean of its divisors is an integer number (265348341102).

Almost surely, 2^{1061179971143} is an apocalyptic number.

1061179971143 is a deficient number, since it is larger than the sum of its proper divisors (213393265).

1061179971143 is an equidigital number, since it uses as much as digits as its factorization.

1061179971143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213393264.

The product of its (nonzero) digits is 285768, while the sum is 50.

The spelling of 1061179971143 in words is "one trillion, sixty-one billion, one hundred seventy-nine million, nine hundred seventy-one thousand, one hundred forty-three".