125190434 has 12 divisors (see below), whose sum is σ = 188758626. Its totient is φ = 62272512.
The previous prime is 125190421. The next prime is 125190437. The reversal of 125190434 is 434091521.
It can be written as a sum of positive squares in 3 ways, for example, as 90345025 + 34845409 = 9505^2 + 5903^2 .
It is a junction number, because it is equal to n+sod(n) for n = 125190397 and 125190406.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125190437) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 108002 + ... + 109154.
Almost surely, 2125190434 is an apocalyptic number.
125190434 is a deficient number, since it is larger than the sum of its proper divisors (63568192).
125190434 is an equidigital number, since it uses as much as digits as its factorization.
125190434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1621 (or 1388 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 125190434 is about 11188.8531137020. The cubic root of 125190434 is about 500.2537831664.
The spelling of 125190434 in words is "one hundred twenty-five million, one hundred ninety thousand, four hundred thirty-four".
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