1023405104 has 20 divisors (see below), whose sum is σ = 2010011976. Its totient is φ = 504692352.

The previous prime is 1023405029. The next prime is 1023405121. The reversal of 1023405104 is 4015043201.

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, 436934 + ... + 439269.

Almost surely, 2^1023405104 is an apocalyptic number.

It is an amenable number.

1023405104 is a deficient number, since it is larger than the sum of its proper divisors (986606872).

1023405104 is an equidigital number, since it uses as much as digits as its factorization.

1023405104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876284 (or 876278 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1023405104 is about 31990.7033995816. The cubic root of 1023405104 is about 1007.7416140863.

Adding to 1023405104 its reverse (4015043201), we get a palindrome (5038448305).

The spelling of 1023405104 in words is "one billion, twenty-three million, four hundred five thousand, one hundred four".