4723621523 has 2 divisors, whose sum is σ = 4723621524. Its totient is φ = 4723621522.

The previous prime is 4723621501. The next prime is 4723621537. The reversal of 4723621523 is 3251263274.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4723621523 - 2¹⁸ = 4723359379 is a prime.

It is not a weakly prime, because it can be changed into another prime (4723621543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2361810761 + 2361810762.

It is an arithmetic number, because the mean of its divisors is an integer number (2361810762).

Almost surely, 2^4723621523 is an apocalyptic number.

4723621523 is a deficient number, since it is larger than the sum of its proper divisors (1).

4723621523 is an equidigital number, since it uses as much as digits as its factorization.

4723621523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 35.

The square root of 4723621523 is about 68728.6077481568. The cubic root of 4723621523 is about 1677.8702134433.

Adding to 4723621523 its reverse (3251263274), we get a palindrome (7974884797).

The spelling of 4723621523 in words is "four billion, seven hundred twenty-three million, six hundred twenty-one thousand, five hundred twenty-three".