1023253234 has 4 divisors (see below), whose sum is σ = 1534879854. Its totient is φ = 511626616.

The previous prime is 1023253213. The next prime is 1023253243. The reversal of 1023253234 is 4323523201.

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

It can be written as a sum of positive squares in only one way, i.e., 992061009 + 31192225 = 31497^2 + 5585^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1023253199 and 1023253208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255813307 + ... + 255813310.

Almost surely, 2^1023253234 is an apocalyptic number.

1023253234 is a deficient number, since it is larger than the sum of its proper divisors (511626620).

1023253234 is an equidigital number, since it uses as much as digits as its factorization.

1023253234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511626619.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1023253234 is about 31988.3296531720. The cubic root of 1023253234 is about 1007.6917630907.

Adding to 1023253234 its reverse (4323523201), we get a palindrome (5346776435).

The spelling of 1023253234 in words is "one billion, twenty-three million, two hundred fifty-three thousand, two hundred thirty-four".