1025052135 has 16 divisors (see below), whose sum is σ = 1667882880. Its totient is φ = 537428000.

The previous prime is 1025052089. The next prime is 1025052163. The reversal of 1025052135 is 5312505201.

It is a happy number.

It is not a de Polignac number, because 1025052135 - 2¹² = 1025048039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 578241 + ... + 580010.

It is an arithmetic number, because the mean of its divisors is an integer number (104242680).

Almost surely, 2^1025052135 is an apocalyptic number.

1025052135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1025052135 is a deficient number, since it is larger than the sum of its proper divisors (642830745).

1025052135 is a wasteful number, since it uses less digits than its factorization.

1025052135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158318.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1025052135 is about 32016.4353887187. The cubic root of 1025052135 is about 1008.2819319167.

Adding to 1025052135 its reverse (5312505201), we get a palindrome (6337557336).

The spelling of 1025052135 in words is "one billion, twenty-five million, fifty-two thousand, one hundred thirty-five".