125810340 has 48 divisors (see below), whose sum is σ = 358924608. Its totient is φ = 32915584.

The previous prime is 125810339. The next prime is 125810341. The reversal of 125810340 is 43018521.

It is an interprime number because it is at equal distance from previous prime (125810339) and next prime (125810341).

It is a self number, because there is not a number n which added to its sum of digits gives 125810340.

It is not an unprimeable number, because it can be changed into a prime (125810341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16602 + ... + 22961.

It is an arithmetic number, because the mean of its divisors is an integer number (7477596).

Almost surely, 2^125810340 is an apocalyptic number.

125810340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125810340 is an abundant number, since it is smaller than the sum of its proper divisors (233114268).

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

125810340 is a wasteful number, since it uses less digits than its factorization.

125810340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39628 (or 39626 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 125810340 is about 11216.5208509591. The cubic root of 125810340 is about 501.0781269470.

Adding to 125810340 its reverse (43018521), we get a palindrome (168828861).

The spelling of 125810340 in words is "one hundred twenty-five million, eight hundred ten thousand, three hundred forty".