55544119 has 2 divisors, whose sum is σ = 55544120. Its totient is φ = 55544118.

The previous prime is 55544107. The next prime is 55544123. The reversal of 55544119 is 91144555.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55544119 - 2¹⁹ = 55019831 is a prime.

It is a super-2 number, since 2×55544119² = 6170298310972322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55544129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27772059 + 27772060.

It is an arithmetic number, because the mean of its divisors is an integer number (27772060).

Almost surely, 2^55544119 is an apocalyptic number.

55544119 is a deficient number, since it is larger than the sum of its proper divisors (1).

55544119 is an equidigital number, since it uses as much as digits as its factorization.

55544119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18000, while the sum is 34.

The square root of 55544119 is about 7452.7926980428. The cubic root of 55544119 is about 381.5452292115.

The spelling of 55544119 in words is "fifty-five million, five hundred forty-four thousand, one hundred nineteen".