275889011 has 2 divisors, whose sum is σ = 275889012. Its totient is φ = 275889010.

The previous prime is 275889001. The next prime is 275889017. The reversal of 275889011 is 110988572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 275889011 - 2²⁶ = 208780147 is a prime.

It is a super-2 number, since 2×275889011² = 152229492781116242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 275889011.

It is not a weakly prime, because it can be changed into another prime (275889017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137944505 + 137944506.

It is an arithmetic number, because the mean of its divisors is an integer number (137944506).

Almost surely, 2^275889011 is an apocalyptic number.

275889011 is a deficient number, since it is larger than the sum of its proper divisors (1).

275889011 is an equidigital number, since it uses as much as digits as its factorization.

275889011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 41.

The square root of 275889011 is about 16609.9070135868. The cubic root of 275889011 is about 650.9957212341.

The spelling of 275889011 in words is "two hundred seventy-five million, eight hundred eighty-nine thousand, eleven".