125103445400 has 192 divisors, whose sum is σ = 318291547680. Its totient is φ = 45536256000.

The previous prime is 125103445391. The next prime is 125103445409. The reversal of 125103445400 is 4544301521.

It is an interprime number because it is at equal distance from previous prime (125103445391) and next prime (125103445409).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125103445409) 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, 20502350 + ... + 20508450.

Almost surely, 2^125103445400 is an apocalyptic number.

125103445400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125103445400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159145773840).

125103445400 is an abundant number, since it is smaller than the sum of its proper divisors (193188102280).

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

125103445400 is a wasteful number, since it uses less digits than its factorization.

125103445400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6334 (or 6325 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 125103445400 its reverse (4544301521), we get a palindrome (129647746921).

The spelling of 125103445400 in words is "one hundred twenty-five billion, one hundred three million, four hundred forty-five thousand, four hundred".