13402150523 has 2 divisors, whose sum is σ = 13402150524. Its totient is φ = 13402150522.

The previous prime is 13402150507. The next prime is 13402150673. The reversal of 13402150523 is 32505120431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13402150523 - 2⁴ = 13402150507 is a prime.

It is a super-4 number, since 4×13402150523⁴ (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 13402150492 and 13402150501.

It is not a weakly prime, because it can be changed into another prime (13402150823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6701075261 + 6701075262.

It is an arithmetic number, because the mean of its divisors is an integer number (6701075262).

Almost surely, 2^13402150523 is an apocalyptic number.

13402150523 is a deficient number, since it is larger than the sum of its proper divisors (1).

13402150523 is an equidigital number, since it uses as much as digits as its factorization.

13402150523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 13402150523 its reverse (32505120431), we get a palindrome (45907270954).

The spelling of 13402150523 in words is "thirteen billion, four hundred two million, one hundred fifty thousand, five hundred twenty-three".