1545313203534 has 16 divisors (see below), whose sum is σ = 3093469682688. Its totient is φ = 514630521912.

The previous prime is 1545313203503. The next prime is 1545313203653. The reversal of 1545313203534 is 4353023135451.

It is a junction number, because it is equal to n+sod(n) for n = 1545313203492 and 1545313203501.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118462752 + ... + 118475795.

It is an arithmetic number, because the mean of its divisors is an integer number (193341855168).

Almost surely, 2^{1545313203534} is an apocalyptic number.

1545313203534 is an abundant number, since it is smaller than the sum of its proper divisors (1548156479154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1545313203534 is a wasteful number, since it uses less digits than its factorization.

1545313203534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236939639.

The product of its (nonzero) digits is 324000, while the sum is 39.

Adding to 1545313203534 its reverse (4353023135451), we get a palindrome (5898336338985).

The spelling of 1545313203534 in words is "one trillion, five hundred forty-five billion, three hundred thirteen million, two hundred three thousand, five hundred thirty-four".