275889001 has 2 divisors, whose sum is σ = 275889002. Its totient is φ = 275889000.

The previous prime is 275888999. The next prime is 275889011. The reversal of 275889001 is 100988572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210279001 + 65610000 = 14501^2 + 8100^2 .

It is a cyclic number.

It is not a de Polignac number, because 275889001 - 2¹ = 275888999 is a prime.

It is a super-2 number, since 2×275889001² = 152229481745556002, which contains 22 as substring.

Together with 275888999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (275889011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137944500 + 137944501.

It is an arithmetic number, because the mean of its divisors is an integer number (137944501).

Almost surely, 2^275889001 is an apocalyptic number.

It is an amenable number.

275889001 is a deficient number, since it is larger than the sum of its proper divisors (1).

275889001 is an equidigital number, since it uses as much as digits as its factorization.

275889001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 40.

The square root of 275889001 is about 16609.9067125616. The cubic root of 275889001 is about 650.9957133687.

The spelling of 275889001 in words is "two hundred seventy-five million, eight hundred eighty-nine thousand, one".