1023542413434 has 12 divisors (see below), whose sum is σ = 2217675229146. Its totient is φ = 341180804472.

The previous prime is 1023542413351. The next prime is 1023542413451. The reversal of 1023542413434 is 4343142453201.

1023542413434 is a `hidden beast` number, since 1 + 0 + 2 + 354 + 241 + 34 + 34 = 666.

It can be written as a sum of positive squares in only one way, i.e., 840516739209 + 183025674225 = 916797^2 + 427815^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28431733689 + ... + 28431733724.

Almost surely, 2^{1023542413434} is an apocalyptic number.

1023542413434 is an abundant number, since it is smaller than the sum of its proper divisors (1194132815712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023542413434 is a wasteful number, since it uses less digits than its factorization.

1023542413434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56863467421 (or 56863467418 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 1023542413434 its reverse (4343142453201), we get a palindrome (5366684866635).

The spelling of 1023542413434 in words is "one trillion, twenty-three billion, five hundred forty-two million, four hundred thirteen thousand, four hundred thirty-four".