1020432534315 has 32 divisors (see below), whose sum is σ = 1742344888320. Its totient is φ = 508183893504.

The previous prime is 1020432534293. The next prime is 1020432534377. The reversal of 1020432534315 is 5134352340201.

It is not a de Polignac number, because 1020432534315 - 2⁸ = 1020432534059 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, 15722325 + ... + 15787094.

It is an arithmetic number, because the mean of its divisors is an integer number (54448277760).

Almost surely, 2^{1020432534315} is an apocalyptic number.

1020432534315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1020432534315 is a deficient number, since it is larger than the sum of its proper divisors (721912354005).

1020432534315 is a wasteful number, since it uses less digits than its factorization.

1020432534315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31509571.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 1020432534315 its reverse (5134352340201), we get a palindrome (6154784874516).

The spelling of 1020432534315 in words is "one trillion, twenty billion, four hundred thirty-two million, five hundred thirty-four thousand, three hundred fifteen".