55774141 has 2 divisors, whose sum is σ = 55774142. Its totient is φ = 55774140.

The previous prime is 55774129. The next prime is 55774171. The reversal of 55774141 is 14147755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42850116 + 12924025 = 6546^2 + 3595^2 .

It is a cyclic number.

It is not a de Polignac number, because 55774141 - 2⁵ = 55774109 is a prime.

It is a super-2 number, since 2×55774141² = 6221509608575762, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55774097 and 55774106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55774171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27887070 + 27887071.

It is an arithmetic number, because the mean of its divisors is an integer number (27887071).

Almost surely, 2^55774141 is an apocalyptic number.

It is an amenable number.

55774141 is a deficient number, since it is larger than the sum of its proper divisors (1).

55774141 is an equidigital number, since it uses as much as digits as its factorization.

55774141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19600, while the sum is 34.

The square root of 55774141 is about 7468.2086874966. The cubic root of 55774141 is about 382.0711950305.

The spelling of 55774141 in words is "fifty-five million, seven hundred seventy-four thousand, one hundred forty-one".