125441413553 has 8 divisors (see below), whose sum is σ = 126932400840. Its totient is φ = 123954462720.

The previous prime is 125441413549. The next prime is 125441413627. The reversal of 125441413553 is 355314144521.

It can be written as a sum of positive squares in 4 ways, for example, as 85434613264 + 40006800289 = 292292^2 + 200017^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125441413553 - 2² = 125441413549 is a prime.

It is a super-3 number, since 3×125441413553³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125441416553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 946568 + ... + 1070921.

It is an arithmetic number, because the mean of its divisors is an integer number (15866550105).

Almost surely, 2^125441413553 is an apocalyptic number.

It is an amenable number.

125441413553 is a deficient number, since it is larger than the sum of its proper divisors (1490987287).

125441413553 is an equidigital number, since it uses as much as digits as its factorization.

125441413553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018227.

The product of its digits is 144000, while the sum is 38.

The spelling of 125441413553 in words is "one hundred twenty-five billion, four hundred forty-one million, four hundred thirteen thousand, five hundred fifty-three".