103516154233445 has 4 divisors (see below), whose sum is σ = 124219385080140. Its totient is φ = 82812923386752.

The previous prime is 103516154233423. The next prime is 103516154233451. The reversal of 103516154233445 is 544332451615301.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51260359013956 + 52255795219489 = 7159634^2 + 7228817^2 .

It is a cyclic number.

It is not a de Polignac number, because 103516154233445 - 2⁸ = 103516154233189 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 103516154233445.

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 3 ways as a sum of consecutive naturals, for example, 10351615423340 + ... + 10351615423349.

It is an arithmetic number, because the mean of its divisors is an integer number (31054846270035).

Almost surely, 2^{103516154233445} is an apocalyptic number.

It is an amenable number.

103516154233445 is a deficient number, since it is larger than the sum of its proper divisors (20703230846695).

103516154233445 is an equidigital number, since it uses as much as digits as its factorization.

103516154233445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20703230846694.

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 103516154233445 in words is "one hundred three trillion, five hundred sixteen billion, one hundred fifty-four million, two hundred thirty-three thousand, four hundred forty-five".