2152545523 has 2 divisors, whose sum is σ = 2152545524. Its totient is φ = 2152545522.

The previous prime is 2152545509. The next prime is 2152545529. The reversal of 2152545523 is 3255452512.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2152545523 is a prime.

It is not a weakly prime, because it can be changed into another prime (2152545529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076272761 + 1076272762.

It is an arithmetic number, because the mean of its divisors is an integer number (1076272762).

Almost surely, 2^2152545523 is an apocalyptic number.

2152545523 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152545523 is an equidigital number, since it uses as much as digits as its factorization.

2152545523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60000, while the sum is 34.

The square root of 2152545523 is about 46395.5334380369. The cubic root of 2152545523 is about 1291.1720459914.

The spelling of 2152545523 in words is "two billion, one hundred fifty-two million, five hundred forty-five thousand, five hundred twenty-three".