125535000443 has 2 divisors, whose sum is σ = 125535000444. Its totient is φ = 125535000442.

The previous prime is 125535000427. The next prime is 125535000467. The reversal of 125535000443 is 344000535521.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (344000535521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125535000443 - 2⁴ = 125535000427 is a prime.

It is not a weakly prime, because it can be changed into another prime (125535000473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62767500221 + 62767500222.

It is an arithmetic number, because the mean of its divisors is an integer number (62767500222).

Almost surely, 2^125535000443 is an apocalyptic number.

125535000443 is a deficient number, since it is larger than the sum of its proper divisors (1).

125535000443 is an equidigital number, since it uses as much as digits as its factorization.

125535000443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 125535000443 its reverse (344000535521), we get a palindrome (469535535964).

The spelling of 125535000443 in words is "one hundred twenty-five billion, five hundred thirty-five million, four hundred forty-three", and thus it is an aban number.