1055004501 has 4 divisors (see below), whose sum is σ = 1406672672. Its totient is φ = 703336332.

The previous prime is 1055004397. The next prime is 1055004539. The reversal of 1055004501 is 1054005501.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1054005501 = 3 ⋅351335167.

It is not a de Polignac number, because 1055004501 - 2¹¹ = 1055002453 is a prime.

It is a super-2 number, since 2×1055004501² = 2226068994260518002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055004001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175834081 + ... + 175834086.

It is an arithmetic number, because the mean of its divisors is an integer number (351668168).

Almost surely, 2^1055004501 is an apocalyptic number.

It is an amenable number.

1055004501 is a deficient number, since it is larger than the sum of its proper divisors (351668171).

1055004501 is an equidigital number, since it uses as much as digits as its factorization.

1055004501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351668170.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 1055004501 is about 32480.8328249138. The cubic root of 1055004501 is about 1018.0085780043.

The spelling of 1055004501 in words is "one billion, fifty-five million, four thousand, five hundred one".