1525052115 has 24 divisors (see below), whose sum is σ = 2647522800. Its totient is φ = 812099904.

The previous prime is 1525052083. The next prime is 1525052117. The reversal of 1525052115 is 5112505251.

1525052115 is a `hidden beast` number, since 152 + 505 + 2 + 1 + 1 + 5 = 666.

It is not a de Polignac number, because 1525052115 - 2⁵ = 1525052083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1525052117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3436 + ... + 55334.

It is an arithmetic number, because the mean of its divisors is an integer number (110313450).

Almost surely, 2^1525052115 is an apocalyptic number.

1525052115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1525052115 is a deficient number, since it is larger than the sum of its proper divisors (1122470685).

1525052115 is a wasteful number, since it uses less digits than its factorization.

1525052115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52563 (or 52560 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

The square root of 1525052115 is about 39051.9156380324. The cubic root of 1525052115 is about 1151.0518706103.

Adding to 1525052115 its reverse (5112505251), we get a palindrome (6637557366).

The spelling of 1525052115 in words is "one billion, five hundred twenty-five million, fifty-two thousand, one hundred fifteen".