1025433146 has 8 divisors (see below), whose sum is σ = 1544867220. Its totient is φ = 510477408.

The previous prime is 1025433137. The next prime is 1025433197. The reversal of 1025433146 is 6413345201.

It can be written as a sum of positive squares in 2 ways, for example, as 958831225 + 66601921 = 30965^2 + 8161^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 1119011 + ... + 1119926.

Almost surely, 2^1025433146 is an apocalyptic number.

1025433146 is a deficient number, since it is larger than the sum of its proper divisors (519434074).

1025433146 is a wasteful number, since it uses less digits than its factorization.

1025433146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2239168.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1025433146 is about 32022.3850766928. The cubic root of 1025433146 is about 1008.4068422849.

Adding to 1025433146 its reverse (6413345201), we get a palindrome (7438778347).

The spelling of 1025433146 in words is "one billion, twenty-five million, four hundred thirty-three thousand, one hundred forty-six".