103715077033921 has 4 divisors (see below), whose sum is σ = 103942024686532. Its totient is φ = 103488129381312.

The previous prime is 103715077033903. The next prime is 103715077034017. The reversal of 103715077033921 is 129330770517301.

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 80728230342321 + 22986846691600 = 8984889^2 + 4794460^2 .

It is a cyclic number.

It is not a de Polignac number, because 103715077033921 - 2²¹ = 103715074936769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103715077033021) 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, 113473825620 + ... + 113473826533.

It is an arithmetic number, because the mean of its divisors is an integer number (25985506171633).

Almost surely, 2^{103715077033921} is an apocalyptic number.

It is an amenable number.

103715077033921 is a deficient number, since it is larger than the sum of its proper divisors (226947652611).

103715077033921 is an equidigital number, since it uses as much as digits as its factorization.

103715077033921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226947652610.

The product of its (nonzero) digits is 833490, while the sum is 49.

The spelling of 103715077033921 in words is "one hundred three trillion, seven hundred fifteen billion, seventy-seven million, thirty-three thousand, nine hundred twenty-one".