350245261 has 2 divisors, whose sum is σ = 350245262. Its totient is φ = 350245260.

The previous prime is 350245249. The next prime is 350245289. The reversal of 350245261 is 162542053.

It is an a-pointer prime, because the next prime (350245289) can be obtained adding 350245261 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310429161 + 39816100 = 17619^2 + 6310^2 .

It is an emirp because it is prime and its reverse (162542053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 350245261 - 2²¹ = 348148109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350245241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175122630 + 175122631.

It is an arithmetic number, because the mean of its divisors is an integer number (175122631).

Almost surely, 2^350245261 is an apocalyptic number.

It is an amenable number.

350245261 is a deficient number, since it is larger than the sum of its proper divisors (1).

350245261 is an equidigital number, since it uses as much as digits as its factorization.

350245261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 350245261 is about 18714.8406618918. The cubic root of 350245261 is about 704.8944469172.

The spelling of 350245261 in words is "three hundred fifty million, two hundred forty-five thousand, two hundred sixty-one".