1023415542503 has 8 divisors (see below), whose sum is σ = 1036261059456. Its totient is φ = 1010582292600.

The previous prime is 1023415542493. The next prime is 1023415542517. The reversal of 1023415542503 is 3052455143201.

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

It is a cyclic number.

It is not a de Polignac number, because 1023415542503 - 2¹² = 1023415538407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023445542503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2898803 + ... + 3232628.

It is an arithmetic number, because the mean of its divisors is an integer number (129532632432).

Almost surely, 2^{1023415542503} is an apocalyptic number.

1023415542503 is a deficient number, since it is larger than the sum of its proper divisors (12845516953).

1023415542503 is an equidigital number, since it uses as much as digits as its factorization.

1023415542503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6133525.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 1023415542503 in words is "one trillion, twenty-three billion, four hundred fifteen million, five hundred forty-two thousand, five hundred three".