275143701061 has 4 divisors (see below), whose sum is σ = 278626532800. Its totient is φ = 271660869324.

The previous prime is 275143701059. The next prime is 275143701109. The reversal of 275143701061 is 160107341572.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 275143701061 - 2¹ = 275143701059 is a prime.

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 275143701061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275143701031) 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, 1741415751 + ... + 1741415908.

It is an arithmetic number, because the mean of its divisors is an integer number (69656633200).

Almost surely, 2^275143701061 is an apocalyptic number.

It is an amenable number.

275143701061 is a deficient number, since it is larger than the sum of its proper divisors (3482831739).

275143701061 is an equidigital number, since it uses as much as digits as its factorization.

275143701061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482831738.

The product of its (nonzero) digits is 35280, while the sum is 37.

The spelling of 275143701061 in words is "two hundred seventy-five billion, one hundred forty-three million, seven hundred one thousand, sixty-one".