1025434535 has 4 divisors (see below), whose sum is σ = 1230521448. Its totient is φ = 820347624.

The previous prime is 1025434489. The next prime is 1025434537. The reversal of 1025434535 is 5354345201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1025434535 - 2⁸ = 1025434279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025434537) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 102543449 + ... + 102543458.

It is an arithmetic number, because the mean of its divisors is an integer number (307630362).

Almost surely, 2^1025434535 is an apocalyptic number.

1025434535 is a deficient number, since it is larger than the sum of its proper divisors (205086913).

1025434535 is an equidigital number, since it uses as much as digits as its factorization.

1025434535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205086912.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 1025434535 is about 32022.4067646390. The cubic root of 1025434535 is about 1008.4072975971.

Adding to 1025434535 its reverse (5354345201), we get a palindrome (6379779736).

The spelling of 1025434535 in words is "one billion, twenty-five million, four hundred thirty-four thousand, five hundred thirty-five".