125543358 has 20 divisors (see below), whose sum is σ = 281310480. Its totient is φ = 41847732.

The previous prime is 125543357. The next prime is 125543387. The reversal of 125543358 is 853345521.

It is a super-2 number, since 2×125543358² = 31522269475832328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125543357) 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 9 ways as a sum of consecutive naturals, for example, 387318 + ... + 387641.

It is an arithmetic number, because the mean of its divisors is an integer number (14065524).

Almost surely, 2^125543358 is an apocalyptic number.

125543358 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

125543358 is an abundant number, since it is smaller than the sum of its proper divisors (155767122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125543358 is an equidigital number, since it uses as much as digits as its factorization.

125543358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774973 (or 774964 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 125543358 is about 11204.6132463374. The cubic root of 125543358 is about 500.7234301262.

Adding to 125543358 its reverse (853345521), we get a palindrome (978888879).

The spelling of 125543358 in words is "one hundred twenty-five million, five hundred forty-three thousand, three hundred fifty-eight".