103533245513 has 4 divisors (see below), whose sum is σ = 103684832208. Its totient is φ = 103381658820.

The previous prime is 103533245509. The next prime is 103533245537. The reversal of 103533245513 is 315542335301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 315542335301 = 313 ⋅1008122477.

It is a cyclic number.

It is not a de Polignac number, because 103533245513 - 2² = 103533245509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103533245213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75792323 + ... + 75793688.

It is an arithmetic number, because the mean of its divisors is an integer number (25921208052).

Almost surely, 2^103533245513 is an apocalyptic number.

It is an amenable number.

103533245513 is a deficient number, since it is larger than the sum of its proper divisors (151586695).

103533245513 is an equidigital number, since it uses as much as digits as its factorization.

103533245513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151586694.

The product of its (nonzero) digits is 81000, while the sum is 35.

The spelling of 103533245513 in words is "one hundred three billion, five hundred thirty-three million, two hundred forty-five thousand, five hundred thirteen".