275736061 has 2 divisors, whose sum is σ = 275736062. Its totient is φ = 275736060.

The previous prime is 275736059. The next prime is 275736077. The reversal of 275736061 is 160637572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 269156836 + 6579225 = 16406^2 + 2565^2 .

It is a cyclic number.

It is not a de Polignac number, because 275736061 - 2¹ = 275736059 is a prime.

Together with 275736059, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 275736061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275736001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137868030 + 137868031.

It is an arithmetic number, because the mean of its divisors is an integer number (137868031).

Almost surely, 2^275736061 is an apocalyptic number.

It is an amenable number.

275736061 is a deficient number, since it is larger than the sum of its proper divisors (1).

275736061 is an equidigital number, since it uses as much as digits as its factorization.

275736061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 275736061 is about 16605.3021953833. The cubic root of 275736061 is about 650.8753972422.

The spelling of 275736061 in words is "two hundred seventy-five million, seven hundred thirty-six thousand, sixty-one".