1125203334345 has 48 divisors (see below), whose sum is σ = 1985590713600. Its totient is φ = 589288277760.

The previous prime is 1125203334331. The next prime is 1125203334347. The reversal of 1125203334345 is 5434333025211.

1125203334345 is a `hidden beast` number, since 1 + 1 + 252 + 0 + 33 + 34 + 345 = 666.

It is not a de Polignac number, because 1125203334345 - 2¹³ = 1125203326153 is a prime.

It is a super-2 number, since 2×1125203334345² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1125203334347) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2186101 + ... + 2651309.

It is an arithmetic number, because the mean of its divisors is an integer number (41366473200).

Almost surely, 2^{1125203334345} is an apocalyptic number.

1125203334345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1125203334345 is a deficient number, since it is larger than the sum of its proper divisors (860387379255).

1125203334345 is a wasteful number, since it uses less digits than its factorization.

1125203334345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466190 (or 466187 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 1125203334345 its reverse (5434333025211), we get a palindrome (6559536359556).

The spelling of 1125203334345 in words is "one trillion, one hundred twenty-five billion, two hundred three million, three hundred thirty-four thousand, three hundred forty-five".