125044405343 has 16 divisors (see below), whose sum is σ = 146989987872. Its totient is φ = 104871888000.

The previous prime is 125044405327. The next prime is 125044405429. The reversal of 125044405343 is 343504440521.

It is not a de Polignac number, because 125044405343 - 2⁴ = 125044405327 is a prime.

It is a super-2 number, since 2×125044405343² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125044405303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2168 + ... + 500093.

It is an arithmetic number, because the mean of its divisors is an integer number (9186874242).

Almost surely, 2^125044405343 is an apocalyptic number.

125044405343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

125044405343 is a deficient number, since it is larger than the sum of its proper divisors (21945582529).

125044405343 is a wasteful number, since it uses less digits than its factorization.

125044405343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504026.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 125044405343 its reverse (343504440521), we get a palindrome (468548845864).

The spelling of 125044405343 in words is "one hundred twenty-five billion, forty-four million, four hundred five thousand, three hundred forty-three".