523321079 has 2 divisors, whose sum is σ = 523321080. Its totient is φ = 523321078.

The previous prime is 523321069. The next prime is 523321109. The reversal of 523321079 is 970123325.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 523321079 - 2⁴ = 523321063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523321039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261660539 + 261660540.

It is an arithmetic number, because the mean of its divisors is an integer number (261660540).

Almost surely, 2^523321079 is an apocalyptic number.

523321079 is a deficient number, since it is larger than the sum of its proper divisors (1).

523321079 is an equidigital number, since it uses as much as digits as its factorization.

523321079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 523321079 is about 22876.2120771775. The cubic root of 523321079 is about 805.8534620826.

The spelling of 523321079 in words is "five hundred twenty-three million, three hundred twenty-one thousand, seventy-nine".