8523234437 has 2 divisors, whose sum is σ = 8523234438. Its totient is φ = 8523234436.

The previous prime is 8523234409. The next prime is 8523234469. The reversal of 8523234437 is 7344323258.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5658951076 + 2864283361 = 75226^2 + 53519^2 .

It is a cyclic number.

It is not a de Polignac number, because 8523234437 - 2⁶ = 8523234373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8523234394 and 8523234403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8523234487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4261617218 + 4261617219.

It is an arithmetic number, because the mean of its divisors is an integer number (4261617219).

Almost surely, 2^8523234437 is an apocalyptic number.

It is an amenable number.

8523234437 is a deficient number, since it is larger than the sum of its proper divisors (1).

8523234437 is an equidigital number, since it uses as much as digits as its factorization.

8523234437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 41.

The square root of 8523234437 is about 92321.3650083230. The cubic root of 8523234437 is about 2042.6853682139.

The spelling of 8523234437 in words is "eight billion, five hundred twenty-three million, two hundred thirty-four thousand, four hundred thirty-seven".