126045435233 has 4 divisors (see below), whose sum is σ = 126175246128. Its totient is φ = 125915624340.

The previous prime is 126045435221. The next prime is 126045435283. The reversal of 126045435233 is 332534540621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 332534540621 = 37897 ⋅8774693.

It is a cyclic number.

It is not a de Polignac number, because 126045435233 - 2⁶ = 126045435169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126045435283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64903991 + ... + 64905932.

It is an arithmetic number, because the mean of its divisors is an integer number (31543811532).

Almost surely, 2^126045435233 is an apocalyptic number.

It is an amenable number.

126045435233 is a deficient number, since it is larger than the sum of its proper divisors (129810895).

126045435233 is an equidigital number, since it uses as much as digits as its factorization.

126045435233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129810894.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 126045435233 its reverse (332534540621), we get a palindrome (458579975854).

The spelling of 126045435233 in words is "one hundred twenty-six billion, forty-five million, four hundred thirty-five thousand, two hundred thirty-three".