108400499 has 2 divisors, whose sum is σ = 108400500. Its totient is φ = 108400498.

The previous prime is 108400489. The next prime is 108400511. The reversal of 108400499 is 994004801.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108400499 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108400489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54200249 + 54200250.

It is an arithmetic number, because the mean of its divisors is an integer number (54200250).

Almost surely, 2^108400499 is an apocalyptic number.

108400499 is a deficient number, since it is larger than the sum of its proper divisors (1).

108400499 is an equidigital number, since it uses as much as digits as its factorization.

108400499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 108400499 is about 10411.5560316410. The cubic root of 108400499 is about 476.8082491924.

The spelling of 108400499 in words is "one hundred eight million, four hundred thousand, four hundred ninety-nine".