1023340242434 has 8 divisors (see below), whose sum is σ = 1535079428928. Its totient is φ = 511647099460.

The previous prime is 1023340242373. The next prime is 1023340242439. The reversal of 1023340242434 is 4342420433201.

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

It is a super-3 number, since 3×1023340242434³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1023340242434.

It is not an unprimeable number, because it can be changed into a prime (1023340242439) by changing a digit.

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, 11455262 + ... + 11544249.

It is an arithmetic number, because the mean of its divisors is an integer number (191884928616).

Almost surely, 2^{1023340242434} is an apocalyptic number.

1023340242434 is a deficient number, since it is larger than the sum of its proper divisors (511739186494).

1023340242434 is a wasteful number, since it uses less digits than its factorization.

1023340242434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23021760.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 1023340242434 its reverse (4342420433201), we get a palindrome (5365760675635).

The spelling of 1023340242434 in words is "one trillion, twenty-three billion, three hundred forty million, two hundred forty-two thousand, four hundred thirty-four".