623062261 has 2 divisors, whose sum is σ = 623062262. Its totient is φ = 623062260.

The previous prime is 623062259. The next prime is 623062267. The reversal of 623062261 is 162260326.

It is a happy number.

623062261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 537961636 + 85100625 = 23194^2 + 9225^2 .

It is a cyclic number.

It is not a de Polignac number, because 623062261 - 2¹ = 623062259 is a prime.

Together with 623062259, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (623062267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311531130 + 311531131.

It is an arithmetic number, because the mean of its divisors is an integer number (311531131).

Almost surely, 2^623062261 is an apocalyptic number.

It is an amenable number.

623062261 is a deficient number, since it is larger than the sum of its proper divisors (1).

623062261 is an equidigital number, since it uses as much as digits as its factorization.

623062261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 623062261 is about 24961.2151346844. The cubic root of 623062261 is about 854.1034620449.

The spelling of 623062261 in words is "six hundred twenty-three million, sixty-two thousand, two hundred sixty-one".