55822153 has 2 divisors, whose sum is σ = 55822154. Its totient is φ = 55822152.

The previous prime is 55822147. The next prime is 55822163. The reversal of 55822153 is 35122855.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42667024 + 13155129 = 6532^2 + 3627^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55822153 is a prime.

It is a super-2 number, since 2×55822153² = 6232225531110818, which contains 22 as substring.

It is equal to p_3328384 and since 55822153 and 3328384 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (55822163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27911076 + 27911077.

It is an arithmetic number, because the mean of its divisors is an integer number (27911077).

Almost surely, 2^55822153 is an apocalyptic number.

It is an amenable number.

55822153 is a deficient number, since it is larger than the sum of its proper divisors (1).

55822153 is an equidigital number, since it uses as much as digits as its factorization.

55822153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12000, while the sum is 31.

The square root of 55822153 is about 7471.4224214670. The cubic root of 55822153 is about 382.1807962466.

The spelling of 55822153 in words is "fifty-five million, eight hundred twenty-two thousand, one hundred fifty-three".