1025450234 has 16 divisors (see below), whose sum is σ = 1638079848. Its totient is φ = 479772672.

The previous prime is 1025450213. The next prime is 1025450243. The reversal of 1025450234 is 4320545201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 990675625 + 34774609 = 31475^2 + 5897^2 .

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 7 ways as a sum of consecutive naturals, for example, 81287 + ... + 93050.

Almost surely, 2^1025450234 is an apocalyptic number.

1025450234 is a deficient number, since it is larger than the sum of its proper divisors (612629614).

1025450234 is a wasteful number, since it uses less digits than its factorization.

1025450234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174529.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1025450234 is about 32022.6518889364. The cubic root of 1025450234 is about 1008.4124436774.

Adding to 1025450234 its reverse (4320545201), we get a palindrome (5345995435).

The spelling of 1025450234 in words is "one billion, twenty-five million, four hundred fifty thousand, two hundred thirty-four".