1525134122 has 8 divisors (see below), whose sum is σ = 2287958400. Its totient is φ = 762481324.

The previous prime is 1525134109. The next prime is 1525134133. The reversal of 1525134122 is 2214315251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1525134091 and 1525134100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17672 + ... + 57987.

It is an arithmetic number, because the mean of its divisors is an integer number (285994800).

Almost surely, 2^1525134122 is an apocalyptic number.

1525134122 is a deficient number, since it is larger than the sum of its proper divisors (762824278).

1525134122 is a wasteful number, since it uses less digits than its factorization.

1525134122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85740.

The product of its digits is 2400, while the sum is 26.

The square root of 1525134122 is about 39052.9655980183. The cubic root of 1525134122 is about 1151.0725021717.

Adding to 1525134122 its reverse (2214315251), we get a palindrome (3739449373).

The spelling of 1525134122 in words is "one billion, five hundred twenty-five million, one hundred thirty-four thousand, one hundred twenty-two".