32103949993 has 2 divisors, whose sum is σ = 32103949994. Its totient is φ = 32103949992.

The previous prime is 32103949981. The next prime is 32103950023. The reversal of 32103949993 is 39994930123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32065348624 + 38601369 = 179068^2 + 6213^2 .

It is a cyclic number.

It is not a de Polignac number, because 32103949993 - 2²⁹ = 31567079081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32103949993.

It is not a weakly prime, because it can be changed into another prime (32103949903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16051974996 + 16051974997.

It is an arithmetic number, because the mean of its divisors is an integer number (16051974997).

Almost surely, 2^32103949993 is an apocalyptic number.

It is an amenable number.

32103949993 is a deficient number, since it is larger than the sum of its proper divisors (1).

32103949993 is an equidigital number, since it uses as much as digits as its factorization.

32103949993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1417176, while the sum is 52.

The spelling of 32103949993 in words is "thirty-two billion, one hundred three million, nine hundred forty-nine thousand, nine hundred ninety-three".