55862803 has 2 divisors, whose sum is σ = 55862804. Its totient is φ = 55862802.

The previous prime is 55862789. The next prime is 55862809. The reversal of 55862803 is 30826855.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55862803 is a prime.

It is not a weakly prime, because it can be changed into another prime (55862809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27931401 + 27931402.

It is an arithmetic number, because the mean of its divisors is an integer number (27931402).

Almost surely, 2^55862803 is an apocalyptic number.

55862803 is a deficient number, since it is larger than the sum of its proper divisors (1).

55862803 is an equidigital number, since it uses as much as digits as its factorization.

55862803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 55862803 is about 7474.1422919289. The cubic root of 55862803 is about 382.2735424594.

It can be divided in two parts, 55862 and 803, that added together give a palindrome (56665).

The spelling of 55862803 in words is "fifty-five million, eight hundred sixty-two thousand, eight hundred three".