265089043 has 2 divisors, whose sum is σ = 265089044. Its totient is φ = 265089042.

The previous prime is 265089017. The next prime is 265089047. The reversal of 265089043 is 340980562.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265089043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 265088993 and 265089011.

It is not a weakly prime, because it can be changed into another prime (265089047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132544521 + 132544522.

It is an arithmetic number, because the mean of its divisors is an integer number (132544522).

Almost surely, 2^265089043 is an apocalyptic number.

265089043 is a deficient number, since it is larger than the sum of its proper divisors (1).

265089043 is an equidigital number, since it uses as much as digits as its factorization.

265089043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 265089043 is about 16281.5553004005. Note that the first 3 decimals coincide. The cubic root of 265089043 is about 642.3877625967.

The spelling of 265089043 in words is "two hundred sixty-five million, eighty-nine thousand, forty-three".