1525606042 has 16 divisors (see below), whose sum is σ = 2311206912. Its totient is φ = 755228880.

The previous prime is 1525606003. The next prime is 1525606057. The reversal of 1525606042 is 2406065251.

It is a junction number, because it is equal to n+sod(n) for n = 1525605995 and 1525606013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121792 + ... + 133732.

It is an arithmetic number, because the mean of its divisors is an integer number (144450432).

Almost surely, 2^1525606042 is an apocalyptic number.

1525606042 is a deficient number, since it is larger than the sum of its proper divisors (785600870).

1525606042 is a wasteful number, since it uses less digits than its factorization.

1525606042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12573.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1525606042 is about 39059.0071814428. The cubic root of 1525606042 is about 1151.1912148166.

The spelling of 1525606042 in words is "one billion, five hundred twenty-five million, six hundred six thousand, forty-two".