523361407 has 2 divisors, whose sum is σ = 523361408. Its totient is φ = 523361406.

The previous prime is 523361401. The next prime is 523361413. The reversal of 523361407 is 704163325.

It is a balanced prime because it is at equal distance from previous prime (523361401) and next prime (523361413).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-523361407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523361401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261680703 + 261680704.

It is an arithmetic number, because the mean of its divisors is an integer number (261680704).

Almost surely, 2^523361407 is an apocalyptic number.

523361407 is a deficient number, since it is larger than the sum of its proper divisors (1).

523361407 is an equidigital number, since it uses as much as digits as its factorization.

523361407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 523361407 is about 22877.0934998308. The cubic root of 523361407 is about 805.8741616907.

The spelling of 523361407 in words is "five hundred twenty-three million, three hundred sixty-one thousand, four hundred seven".