1529340645 has 16 divisors (see below), whose sum is σ = 2796508800. Its totient is φ = 699127104.

The previous prime is 1529340643. The next prime is 1529340691. The reversal of 1529340645 is 5460439251.

It is not a de Polignac number, because 1529340645 - 2¹ = 1529340643 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1529340643) 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, 7282470 + ... + 7282679.

It is an arithmetic number, because the mean of its divisors is an integer number (174781800).

Almost surely, 2^1529340645 is an apocalyptic number.

1529340645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1529340645 is a deficient number, since it is larger than the sum of its proper divisors (1267168155).

1529340645 is a wasteful number, since it uses less digits than its factorization.

1529340645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14565164.

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 1529340645 is about 39106.7851529629. The cubic root of 1529340645 is about 1152.1298011233.

Adding to 1529340645 its reverse (5460439251), we get a palindrome (6989779896).

The spelling of 1529340645 in words is "one billion, five hundred twenty-nine million, three hundred forty thousand, six hundred forty-five".