125434143400 has 24 divisors (see below), whose sum is σ = 291634383870. Its totient is φ = 50173657280.

The previous prime is 125434143353. The next prime is 125434143469. The reversal of 125434143400 is 4341434521.

It can be written as a sum of positive squares in 3 ways, for example, as 76431237444 + 49002905956 = 276462^2 + 221366^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 313585159 + ... + 313585558.

Almost surely, 2^125434143400 is an apocalyptic number.

125434143400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125434143400 is an abundant number, since it is smaller than the sum of its proper divisors (166200240470).

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

125434143400 is a wasteful number, since it uses less digits than its factorization.

125434143400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627170733 (or 627170724 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 125434143400 its reverse (4341434521), we get a palindrome (129775577921).

The spelling of 125434143400 in words is "one hundred twenty-five billion, four hundred thirty-four million, one hundred forty-three thousand, four hundred".