1530522501 has 16 divisors (see below), whose sum is σ = 2097009024. Its totient is φ = 992222784.

The previous prime is 1530522493. The next prime is 1530522509. The reversal of 1530522501 is 1052250351.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1530522493) and next prime (1530522509).

It is not a de Polignac number, because 1530522501 - 2³ = 1530522493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1530522509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325896 + ... + 330558.

It is an arithmetic number, because the mean of its divisors is an integer number (131063064).

Almost surely, 2^1530522501 is an apocalyptic number.

It is an amenable number.

1530522501 is a deficient number, since it is larger than the sum of its proper divisors (566486523).

1530522501 is a wasteful number, since it uses less digits than its factorization.

1530522501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7660.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1530522501 is about 39121.8928606477. The cubic root of 1530522501 is about 1152.4265087093.

Adding to 1530522501 its reverse (1052250351), we get a palindrome (2582772852).

The spelling of 1530522501 in words is "one billion, five hundred thirty million, five hundred twenty-two thousand, five hundred one".