125404140435 has 64 divisors (see below), whose sum is σ = 230814904320. Its totient is φ = 56952622080.

The previous prime is 125404140419. The next prime is 125404140439. The reversal of 125404140435 is 534041404521.

It is a happy number.

It is not a de Polignac number, because 125404140435 - 2⁴ = 125404140419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125404140396 and 125404140405.

It is not an unprimeable number, because it can be changed into a prime (125404140439) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11272806 + ... + 11283924.

It is an arithmetic number, because the mean of its divisors is an integer number (3606482880).

Almost surely, 2^125404140435 is an apocalyptic number.

125404140435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125404140435 is a deficient number, since it is larger than the sum of its proper divisors (105410763885).

125404140435 is a wasteful number, since it uses less digits than its factorization.

125404140435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11828.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 125404140435 its reverse (534041404521), we get a palindrome (659445544956).

The spelling of 125404140435 in words is "one hundred twenty-five billion, four hundred four million, one hundred forty thousand, four hundred thirty-five".