4129540523 has 2 divisors, whose sum is σ = 4129540524. Its totient is φ = 4129540522.

The previous prime is 4129540501. The next prime is 4129540531. The reversal of 4129540523 is 3250459214.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4129540523 - 2²⁴ = 4112763307 is a prime.

It is a super-2 number, since 2×4129540523² = 34106209862198227058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4129540423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2064770261 + 2064770262.

It is an arithmetic number, because the mean of its divisors is an integer number (2064770262).

Almost surely, 2^4129540523 is an apocalyptic number.

4129540523 is a deficient number, since it is larger than the sum of its proper divisors (1).

4129540523 is an equidigital number, since it uses as much as digits as its factorization.

4129540523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 4129540523 is about 64261.5010951347. The cubic root of 4129540523 is about 1604.3553889581.

Adding to 4129540523 its reverse (3250459214), we get a palindrome (7379999737).

It can be divided in two parts, 41295 and 40523, that added together give a palindrome (81818).

The spelling of 4129540523 in words is "four billion, one hundred twenty-nine million, five hundred forty thousand, five hundred twenty-three".