125315322 has 64 divisors (see below), whose sum is σ = 285068160. Its totient is φ = 36377600.

The previous prime is 125315303. The next prime is 125315329. The reversal of 125315322 is 223513521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 125315292 and 125315301.

It is not an unprimeable number, because it can be changed into a prime (125315329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 445822 + ... + 446102.

It is an arithmetic number, because the mean of its divisors is an integer number (4454190).

Almost surely, 2^125315322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125315322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142534080).

125315322 is an abundant number, since it is smaller than the sum of its proper divisors (159752838).

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

125315322 is a wasteful number, since it uses less digits than its factorization.

125315322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559.

The product of its digits is 1800, while the sum is 24.

The square root of 125315322 is about 11194.4326341267. The cubic root of 125315322 is about 500.4200763063.

Adding to 125315322 its reverse (223513521), we get a palindrome (348828843).

The spelling of 125315322 in words is "one hundred twenty-five million, three hundred fifteen thousand, three hundred twenty-two".