1023400334 has 24 divisors (see below), whose sum is σ = 1741785024. Its totient is φ = 450172800.

The previous prime is 1023400321. The next prime is 1023400361. The reversal of 1023400334 is 4330043201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60707 + ... + 75710.

It is an arithmetic number, because the mean of its divisors is an integer number (72574376).

Almost surely, 2^1023400334 is an apocalyptic number.

1023400334 is a deficient number, since it is larger than the sum of its proper divisors (718384690).

1023400334 is a wasteful number, since it uses less digits than its factorization.

1023400334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136472 (or 136461 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1023400334 is about 31990.6288465857. The cubic root of 1023400334 is about 1007.7400484193.

Adding to 1023400334 its reverse (4330043201), we get a palindrome (5353443535).

The spelling of 1023400334 in words is "one billion, twenty-three million, four hundred thousand, three hundred thirty-four".