525342122 has 4 divisors (see below), whose sum is σ = 788013186. Its totient is φ = 262671060.

The previous prime is 525342121. The next prime is 525342131. The reversal of 525342122 is 221243525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 524822281 + 519841 = 22909^2 + 721^2 .

It is a junction number, because it is equal to n+sod(n) for n = 525342091 and 525342100.

It is not an unprimeable number, because it can be changed into a prime (525342121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131335529 + ... + 131335532.

Almost surely, 2^525342122 is an apocalyptic number.

525342122 is a deficient number, since it is larger than the sum of its proper divisors (262671064).

525342122 is a wasteful number, since it uses less digits than its factorization.

525342122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262671063.

The product of its digits is 4800, while the sum is 26.

The square root of 525342122 is about 22920.3429730011. The cubic root of 525342122 is about 806.8895197028.

Adding to 525342122 its reverse (221243525), we get a palindrome (746585647).

The spelling of 525342122 in words is "five hundred twenty-five million, three hundred forty-two thousand, one hundred twenty-two".