1530051053 has 4 divisors (see below), whose sum is σ = 1533093408. Its totient is φ = 1527008700.

The previous prime is 1530051041. The next prime is 1530051059. The reversal of 1530051053 is 3501500351.

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: 3501500351 = 39821 ⋅87931.

It is a cyclic number.

It is not a de Polignac number, because 1530051053 - 2⁴ = 1530051037 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 (1530051059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1520423 + ... + 1521428.

It is an arithmetic number, because the mean of its divisors is an integer number (383273352).

Almost surely, 2^1530051053 is an apocalyptic number.

It is an amenable number.

1530051053 is a deficient number, since it is larger than the sum of its proper divisors (3042355).

1530051053 is an equidigital number, since it uses as much as digits as its factorization.

1530051053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3042354.

The product of its (nonzero) digits is 1125, while the sum is 23.

The square root of 1530051053 is about 39115.8670234983. The cubic root of 1530051053 is about 1152.3081689556.

The spelling of 1530051053 in words is "one billion, five hundred thirty million, fifty-one thousand, fifty-three".