1054020203506 has 8 divisors (see below), whose sum is σ = 1632031282944. Its totient is φ = 510009775860.

The previous prime is 1054020203491. The next prime is 1054020203527. The reversal of 1054020203506 is 6053020204501.

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

It is a super-2 number, since 2×1054020203506² (a number of 25 digits) contains 22 as substring.

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, 8500162870 + ... + 8500162993.

It is an arithmetic number, because the mean of its divisors is an integer number (204003910368).

Almost surely, 2^{1054020203506} is an apocalyptic number.

1054020203506 is a deficient number, since it is larger than the sum of its proper divisors (578011079438).

1054020203506 is a wasteful number, since it uses less digits than its factorization.

1054020203506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17000325896.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 1054020203506 in words is "one trillion, fifty-four billion, twenty million, two hundred three thousand, five hundred six".