1023501240434 has 8 divisors (see below), whose sum is σ = 1540252681968. Its totient is φ = 510083679780.

The previous prime is 1023501240397. The next prime is 1023501240469. The reversal of 1023501240434 is 4340421053201.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1023501240397 and 1023501240406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833469452 + ... + 833470679.

It is an arithmetic number, because the mean of its divisors is an integer number (192531585246).

Almost surely, 2^{1023501240434} is an apocalyptic number.

1023501240434 is a deficient number, since it is larger than the sum of its proper divisors (516751441534).

1023501240434 is a wasteful number, since it uses less digits than its factorization.

1023501240434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666940440.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 1023501240434 its reverse (4340421053201), we get a palindrome (5363922293635).

The spelling of 1023501240434 in words is "one trillion, twenty-three billion, five hundred one million, two hundred forty thousand, four hundred thirty-four".