125011412 has 18 divisors (see below), whose sum is σ = 230892858.
Its totient is φ = 59215248.
The previous prime is 125011379. The next prime is 125011429. The reversal of 125011412 is 214110521.
It can be written as a sum of positive squares in only one way, i.e., 81793936 + 43217476 = 9044^2 + 6574^2
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41843 + ... + 44730.
It is an arithmetic number, because the mean of its divisors is an integer number (12827381).
Almost surely, 2125011412 is an apocalyptic number.
It is an amenable number.
125011412 is a deficient number, since it is larger than the sum of its proper divisors (105881446).
125011412 is a wasteful number, since it uses less digits than its factorization.
125011412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86615 (or 86594 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 17.
The square root of 125011412 is about 11180.8502360062.
The cubic root of 125011412 is about 500.0152155370.
Adding to 125011412 its reverse (214110521), we get a palindrome (339121933).
The spelling of 125011412 in words is "one hundred twenty-five million, eleven thousand, four hundred twelve".