108400793 has 2 divisors, whose sum is σ = 108400794. Its totient is φ = 108400792.

The previous prime is 108400781. The next prime is 108400829. The reversal of 108400793 is 397004801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73496329 + 34904464 = 8573^2 + 5908^2 .

It is a cyclic number.

It is not a de Polignac number, because 108400793 - 2⁴ = 108400777 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (108400763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54200396 + 54200397.

It is an arithmetic number, because the mean of its divisors is an integer number (54200397).

Almost surely, 2^108400793 is an apocalyptic number.

It is an amenable number.

108400793 is a deficient number, since it is larger than the sum of its proper divisors (1).

108400793 is an equidigital number, since it uses as much as digits as its factorization.

108400793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 108400793 is about 10411.5701505585. The cubic root of 108400793 is about 476.8086802529.

The spelling of 108400793 in words is "one hundred eight million, four hundred thousand, seven hundred ninety-three".