125398052 has 24 divisors (see below), whose sum is σ = 250230456. Its totient is φ = 54471168.

The previous prime is 125398051. The next prime is 125398057. The reversal of 125398052 is 250893521.

It can be written as a sum of positive squares in 4 ways, for example, as 21031396 + 104366656 = 4586^2 + 10216^2 .

It is not an unprimeable number, because it can be changed into a prime (125398051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70043 + ... + 71810.

It is an arithmetic number, because the mean of its divisors is an integer number (10426269).

Almost surely, 2^125398052 is an apocalyptic number.

It is an amenable number.

125398052 is a deficient number, since it is larger than the sum of its proper divisors (124832404).

125398052 is a wasteful number, since it uses less digits than its factorization.

125398052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141887 (or 141885 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 125398052 is about 11198.1271648432. The cubic root of 125398052 is about 500.5301736331.

The spelling of 125398052 in words is "one hundred twenty-five million, three hundred ninety-eight thousand, fifty-two".