1054020203501 has 4 divisors (see below), whose sum is σ = 1054307327904. Its totient is φ = 1053733079100.

The previous prime is 1054020203491. The next prime is 1054020203527. The reversal of 1054020203501 is 1053020204501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1054020203501 - 2⁶ = 1054020203437 is a prime.

It is a super-2 number, since 2×1054020203501² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054020203581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143556695 + ... + 143564036.

It is an arithmetic number, because the mean of its divisors is an integer number (263576831976).

Almost surely, 2^{1054020203501} is an apocalyptic number.

It is an amenable number.

1054020203501 is a deficient number, since it is larger than the sum of its proper divisors (287124403).

1054020203501 is an equidigital number, since it uses as much as digits as its factorization.

1054020203501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287124402.

The product of its (nonzero) digits is 1200, while the sum is 23.

It can be divided in two parts, 1054020 and 203501, that added together give a palindrome (1257521).

The spelling of 1054020203501 in words is "one trillion, fifty-four billion, twenty million, two hundred three thousand, five hundred one".