1023503452534 has 16 divisors (see below), whose sum is σ = 1555029242928. Its totient is φ = 505170506752.

The previous prime is 1023503452441. The next prime is 1023503452537. The reversal of 1023503452534 is 4352543053201.

It is a junction number, because it is equal to n+sod(n) for n = 1023503452493 and 1023503452502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023503452537) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2331127 + ... + 2735170.

It is an arithmetic number, because the mean of its divisors is an integer number (97189327683).

Almost surely, 2^{1023503452534} is an apocalyptic number.

1023503452534 is a deficient number, since it is larger than the sum of its proper divisors (531525790394).

1023503452534 is a wasteful number, since it uses less digits than its factorization.

1023503452534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5067599.

The product of its (nonzero) digits is 216000, while the sum is 37.

The spelling of 1023503452534 in words is "one trillion, twenty-three billion, five hundred three million, four hundred fifty-two thousand, five hundred thirty-four".