55150153 has 2 divisors, whose sum is σ = 55150154. Its totient is φ = 55150152.

The previous prime is 55150133. The next prime is 55150163. The reversal of 55150153 is 35105155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54804409 + 345744 = 7403^2 + 588^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55150153 is a prime.

It is not a weakly prime, because it can be changed into another prime (55150133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27575076 + 27575077.

It is an arithmetic number, because the mean of its divisors is an integer number (27575077).

Almost surely, 2^55150153 is an apocalyptic number.

It is an amenable number.

55150153 is a deficient number, since it is larger than the sum of its proper divisors (1).

55150153 is an equidigital number, since it uses as much as digits as its factorization.

55150153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1875, while the sum is 25.

The square root of 55150153 is about 7426.3149004065. The cubic root of 55150153 is about 380.6410072062.

The spelling of 55150153 in words is "fifty-five million, one hundred fifty thousand, one hundred fifty-three".