11523850693 has 2 divisors, whose sum is σ = 11523850694. Its totient is φ = 11523850692.

The previous prime is 11523850687. The next prime is 11523850699. The reversal of 11523850693 is 39605832511.

It is a balanced prime because it is at equal distance from previous prime (11523850687) and next prime (11523850699).

It can be written as a sum of positive squares in only one way, i.e., 11513719204 + 10131489 = 107302^2 + 3183^2 .

It is a cyclic number.

It is not a de Polignac number, because 11523850693 - 2¹³ = 11523842501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11523850699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5761925346 + 5761925347.

It is an arithmetic number, because the mean of its divisors is an integer number (5761925347).

Almost surely, 2^11523850693 is an apocalyptic number.

It is an amenable number.

11523850693 is a deficient number, since it is larger than the sum of its proper divisors (1).

11523850693 is an equidigital number, since it uses as much as digits as its factorization.

11523850693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 11523850693 in words is "eleven billion, five hundred twenty-three million, eight hundred fifty thousand, six hundred ninety-three".