1530475305 has 32 divisors (see below), whose sum is σ = 2491757184. Its totient is φ = 801985536.

The previous prime is 1530475259. The next prime is 1530475339. The reversal of 1530475305 is 5035740351.

1530475305 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1530475305 - 2¹¹ = 1530473257 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 433407 + ... + 436923.

It is an arithmetic number, because the mean of its divisors is an integer number (77867412).

Almost surely, 2^1530475305 is an apocalyptic number.

1530475305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1530475305 is a deficient number, since it is larger than the sum of its proper divisors (961281879).

1530475305 is a wasteful number, since it uses less digits than its factorization.

1530475305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4025.

The product of its (nonzero) digits is 31500, while the sum is 33.

The square root of 1530475305 is about 39121.2896643247. The cubic root of 1530475305 is about 1152.4146629768.

It can be divided in two parts, 15304 and 75305, that added together give a palindrome (90609).

The spelling of 1530475305 in words is "one billion, five hundred thirty million, four hundred seventy-five thousand, three hundred five".