55799203 has 2 divisors, whose sum is σ = 55799204. Its totient is φ = 55799202.

The previous prime is 55799147. The next prime is 55799231. The reversal of 55799203 is 30299755.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55799203 is a prime.

It is a super-2 number, since 2×55799203² = 6227102110870418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55799273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27899601 + 27899602.

It is an arithmetic number, because the mean of its divisors is an integer number (27899602).

Almost surely, 2^55799203 is an apocalyptic number.

55799203 is a deficient number, since it is larger than the sum of its proper divisors (1).

55799203 is an equidigital number, since it uses as much as digits as its factorization.

55799203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 85050, while the sum is 40.

The square root of 55799203 is about 7469.8864114523. The cubic root of 55799203 is about 382.1284141063.

The spelling of 55799203 in words is "fifty-five million, seven hundred ninety-nine thousand, two hundred three".