229753315261 has 2 divisors, whose sum is σ = 229753315262. Its totient is φ = 229753315260.

The previous prime is 229753315243. The next prime is 229753315279. The reversal of 229753315261 is 162513357922.

It is a balanced prime because it is at equal distance from previous prime (229753315243) and next prime (229753315279).

It can be written as a sum of positive squares in only one way, i.e., 224908320025 + 4844995236 = 474245^2 + 69606^2 .

It is a cyclic number.

It is not a de Polignac number, because 229753315261 - 2⁵ = 229753315229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229753310261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114876657630 + 114876657631.

It is an arithmetic number, because the mean of its divisors is an integer number (114876657631).

Almost surely, 2^229753315261 is an apocalyptic number.

It is an amenable number.

229753315261 is a deficient number, since it is larger than the sum of its proper divisors (1).

229753315261 is an equidigital number, since it uses as much as digits as its factorization.

229753315261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 680400, while the sum is 46.

The spelling of 229753315261 in words is "two hundred twenty-nine billion, seven hundred fifty-three million, three hundred fifteen thousand, two hundred sixty-one".