105755399 has 2 divisors, whose sum is σ = 105755400. Its totient is φ = 105755398.

The previous prime is 105755381. The next prime is 105755411. The reversal of 105755399 is 993557501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105755399 is a prime.

It is a super-2 number, since 2×105755399² = 22368408835298402, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105745399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52877699 + 52877700.

It is an arithmetic number, because the mean of its divisors is an integer number (52877700).

Almost surely, 2^105755399 is an apocalyptic number.

105755399 is a deficient number, since it is larger than the sum of its proper divisors (1).

105755399 is an equidigital number, since it uses as much as digits as its factorization.

105755399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 212625, while the sum is 44.

The square root of 105755399 is about 10283.7444056141. The cubic root of 105755399 is about 472.8980421999.

The spelling of 105755399 in words is "one hundred five million, seven hundred fifty-five thousand, three hundred ninety-nine".